Title | Pages | Publication | Code | Date | Publisher | System (Setting) |
U Mad Bro? | | U Mad Bro? | | 2016 | Prettiest Princess Games | U Mad Bro? | |
U-Boat | Event (U) | Cthulhu Rising | CAO1302-1 | 1996 | Chaosium | Mythos | |
U.S. Coastguard Station | Location (C) | New Aeon | CAO1311-1 | 1997 | Chaosium | Mythos | |
U.S. Naval Installation | Location (F) | Rosemary's Baby | | | Self Published | Mythos | |
U.S. Special Operations Command | 1999 | delta-green.com | | | Pagan Publishing | Call of Cthulhu (Delta Green) | |
U.X.O * | 2007 | The Fairfield Project | | | Self Published | Call of Cthulhu (Delta Green) | California |
Ubbo-Sathla | | Dagon | 4 | Oct 1984 | Self Published | Call of Cthulhu (Classic) | |
Ubbo-Sathla | 88-97 | The KarkAsh-Ton Cycle | CHA6046 | 2008 | Chaosium | Call of Cthulhu (Classic) | |
Ubbo-Sathla Promo Card | | Ubbo-Sathla Promo Card | | 2015 | Fantasy Flight Games | Elder Sign | |
Uebbho-Ko | Oct 2023 | shoggoth.net | | | Self Published | Call of Cthulhu (Classic) | |
UFO | Event (U) | New Aeon | CAO1311-1 | 1997 | Chaosium | Mythos | |
Uisge Beatha * | 197-225 | Shadows Over Scotland | CB7353 | 2011 | Cubicle 7 | Call of Cthulhu (Classic) | Scotland; Deep One |
Ulms | 16-18 | Book of Dark Wisdom | 1 | Sum 2003 | Elder Sign Press | Call of Cthulhu (Classic) | |
Ulthar | 248-271 | The Sense of the Sleight of Hand Man | APU8001 | 2013 | Arc Dream Publishing | Call of Cthulhu (Dreamlands) | Dreamlands |
Ulthar | | Ulthar | | Apr 2023 | Chaosium | Call of Cthulhu (Dreamlands) | |
Ulthar and Beyond | B:36-44 | Spawn of Azathoth | CHA2316-X | 1986 | Chaosium | Call of Cthulhu (Classic) | Dreamlands; 1927; Yibb-Tstll |
Ulthar and Beyond | 106-121 | Spawn of Azathoth | CHA23101 | 2005 | Chaosium | Call of Cthulhu (Classic) | Dreamlands; 1927; Yibb-Tstll |
Ultima Ratio | 33-44 | Bayt al Azif | 4 | Jan 2022 | Bayt al Azif Inc | Call of Cthulhu (Classic), Trail of Cthulhu | 1930s |
Ultima Thule | | Ultima Thule | | Jun 2020 | Chaosium | Call of Cthulhu (Classic) | Atlantic Ocean; 1922; Summer |
Ultima Thule | Support (F) | Seekers of Knowledge | CT59 | 2012 | Fantasy Flight Games | Call of Cthulhu LCG | |
Ultima Thule, Beyond Which Nothing | Support (R) | Forgotten Cities | | 2005 | Fantasy Flight Games | Call of Cthulhu CCG | |
Ultionis Casses | 52-71 | Malum Umbra | CHA0353 | 2008 | Chaosium | Call of Cthulhu (Invictus) | Italy; March |
The Ultra-Violet | Artifact (R) | Limited | CAO1300-1 | 1996 | Chaosium | Mythos | |
Ultravox | | Hastur Hobbies | | | Self Published | Mythos | |
Ululatus Anima | Oct 2014 | shoggoth.net | | | Self Published | Call of Cthulhu (Classic) | |
Umr at-Tawil | Character (F) | Seekers of Knowledge | CT59 | 2012 | Fantasy Flight Games | Call of Cthulhu LCG | |
The (Un)natural Man * | 2020 | The Fairfield Project | | | Self Published | Call of Cthulhu (Delta Green) | New Jersey |
UNACKNOWLEDGED | 2018 | The Fairfield Project | | | Self Published | Call of Cthulhu (Delta Green) | |
Unacknowledged Author/Enthusiastic Chorus Girl | Investigator (F) | Dreamlands | CAO1307-1 | 1997 | Chaosium | Mythos | |
Unausprechlichen Kulten | Tome (C) | Limited | CAO1300-1 | 1996 | Chaosium | Mythos | |
Unausspechlichen Klutzen | 1-12 | Unaussprechlichen Klutzen | | 2011 | Bully Pulpit Games | Fiasco Classic | |
Unaussprechlichen Klutzen | 21-27 | The Unspeakable Oath | 21 | Jul 2012 | Pagan Publishing | Fiasco | |
Unaussprechlichen Kulten | Support (F) | The Sleeper Below | CT63 | 2014 | Fantasy Flight Games | Call of Cthulhu LCG | |
Unaussprechlichen Kulten, Von Junzt's Dark Masterpiece | Support (R) | Arkham Edition | | 2004 | Fantasy Flight Games | Call of Cthulhu CCG | |
Unavoidable Delay | Event (U) | Masks of Nyarlathotep | | 2005 | Fantasy Flight Games | Call of Cthulhu CCG | |
The Unbearable Likeness | | The Unbearable Likeness | FXC-01 | Jun 2019 | Stygian Fox | Call of Cthulhu (Now) | New York |
Unbearable Visions | Support (C) | Eldritch Edition | | 2005 | Fantasy Flight Games | Call of Cthulhu CCG | |
The Unborn | 2007 | talesofterror.net | | | Self Published | Call of Cthulhu (Classic) | |
Unbound! | Event (F) | The Order of the Silver Twilight | CT33 | 2010 | Fantasy Flight Games | Call of Cthulhu LCG | |
Unboxing | | Unboxing | | Aug 2021 | Chaosium | Call of Cthulhu (Classic) | Arkham; Nyarlathotep |
An Unbreakable Oath | Support (R) | Eldritch Edition | | 2005 | Fantasy Flight Games | Call of Cthulhu CCG | |
The Uncanny Curse of Sekhmet | 1-20 | The Uncanny Curse of Sekhmet | | Jun 2020 | Self Published | Broken Compass, Call of Cthulhu (Classic), GURPS, Risus | Italy; Egypt; August; 1936 |
Uncle Dave's Cabin | Location (F) | Scooby Doo Set 2 | | Mar 1999 | Self Published | Mythos | |
Uncle George's Halloween Party | | Serendipity's Circle | 12 | | Self Published | Call of Cthulhu (Classic) | Massachusetts; Halloween |
Uncle George's Halloween Party | | RPG Archive | | | Self Published | Call of Cthulhu (Classic) | Massachusetts; Halloween |
Uncle George's Murder Mystery Party | | Serendipity's Circle | 18 | | Self Published | Call of Cthulhu (Classic) | Massachusetts |
Uncle Nathaniel Rogers | Ally (F) | Scooby Doo Set 2 | | Mar 1999 | Self Published | Mythos | |
Uncle Nathaniel's Place | Location (F) | Scooby Doo Set 2 | | Mar 1999 | Self Published | Mythos | |
Uncle Timothy's Will | 6-15 | Blood Brothers | CHA2329 | 1990 | Chaosium | Call of Cthulhu (Classic) | Vermont; April; 1928; Demon |
The Unclean | 149-172 | World War Cthulhu: Cold War - Covert Actions | CB71972 | 2017 | Cubicle 7 | Call of Cthulhu (Cold War) | Russia; 1970s |
The Unclean | 2015 | The Fairfield Project | | | Self Published | Call of Cthulhu (Delta Green) | Russia |
Unconsecrated Ground | Event (U) | Serena's Dojo | | 1999 | Self Published | Mythos | |
Unconventional Firearms | 62-66 | The Unspeakable Oath | 23 | Aug 2013 | Pagan Publishing | Call of Cthulhu (Classic) | |
Unconventional Weapons | 108-112 | Terrors of the Secret War | MUH050025AC | 2014 | Modiphius Entertainment | Call of Cthulhu (Achtung!) | |
Undead in Reality | 27-39 | RPG Review | 28.29 | Sep 2015 | Self Published | None | |
Undead Wizard | | Undead Wizard | | 2015 | Pleasant Company Games | Ancient Terrible Things | |
Under a Blood Red Sky | 1997 | talesofterror.net | | | Self Published | Call of Cthulhu (Classic) | |
Under a Blood Red Sky | | RPG Archive | | | Self Published | Call of Cthulhu (Dreamlands) | |
Under a Blood Red Sky: A Tale of Terror | | Chaosium Digest | v21n05 | Sep 1997 | Chaosium | Call of Cthulhu (Dreamlands) | |
Under a Grey Sun | 1-3 | Under a Grey Sun | | 2016 | Self Published | Lovecraftesque | Fantasy World |
Under a Werewolf Moon | 148-159 | Shadows Over Filmland | PELGT06 | 2008 | Pelgrane Press | Trail of Cthulhu | Germany |
Under a Winter's Snow | | Under a Winter's Snow | FXC-09 | 2020 | Stygian Fox | Call of Cthulhu (Classic) | North Dakota; Winter; 1921 |
Under Cover of Darkness | Support (F) | Denizens of the Underworld | CT62 | 2014 | Fantasy Flight Games | Call of Cthulhu LCG | |
Under Dark Waves | | Under Dark Waves | AHB05 | 2020 | Fantasy Flight Games | Arkham Horror | |
Under New Management | 1998 | talesofterror.net | | | Self Published | Call of Cthulhu (Classic) | |
Under New Management | 2017 | The Fairfield Project | | | Self Published | Call of Cthulhu (Delta Green) | |
Under New Management | | RPG Archive | | | Self Published | Call of Cthulhu (Classic) | |
Under Surveillance | Support (F) | For the Greater Good | CT64 | 2015 | Fantasy Flight Games | Call of Cthulhu LCG | |
Under the Big Top | | More Tales of Terror | PAG2105 | 2000 | Pagan Publishing | Call of Cthulhu (Classic) | |
Under the Boardwalk | 7-34 | Farewell, My Sanity | CHA0346 | 2007 | Chaosium | Call of Cthulhu (Classic) | Los Angeles; 1920s; Deep One |
Under the Charcoal Sky | 140-143 | APOCTHULHU | cr6100 | 2020 | Cthulhu Reborn | APOCTHULHU | |
Under the Cloak of Darkness | Support (R) | Unspeakable Tales | | 2004 | Fantasy Flight Games | Call of Cthulhu CCG | |
Under the Deep | | Under the Deep | | 2013 | Self Published | Call of Cthulhu (Classic) | Pacific Ocean; 1920s |
Under the Dunes | | Under the Dunes | | Mar 2023 | Chaosium | Call of Cthulhu (Classic) | Michigan |
Under the Frozen Grove | | Under the Frozen Grove | | Jun 2021 | Chaosium | Call of Cthulhu (Classic) | Italy; 1933 |
Under the Gun | | Behind Enemy Lines | | 2022 | Modiphius Entertainment | Achtung! Cthulhu | England; June; 1940 |
Under the Knife: Psychosurgery | 74-78 | The Black Seal | 4 | Aut 2023 | Sixtystone Press | Call of Cthulhu (Classic) | |
Under the Mask | 117-119 | Lovecraftesque | | 2016 | Black Armada Games | Lovecraftesque | Mali |
Under the Microscope | Event (F) | The Spoken Covenant | CT36 | 2010 | Fantasy Flight Games | Call of Cthulhu LCG | |
Under the Porch | Support (F) | The Horror Beneath the Surface | CT20 | 2009 | Fantasy Flight Games | Call of Cthulhu LCG | |
Under the Pyramids | | Under the Pyramids | EH05 | 2015 | Fantasy Flight Games | Eldritch Horror | |
Under the Red Light | 1-10 | Under the Red Light | | Nov 2022 | Chaosium | Call of Cthulhu (Classic) | Caribbean Sea; February; 1920 |
Under the Tree | | Under the Tree | | Mar 2021 | Chaosium | Call of Cthulhu (Now) | England; 2010s |
Under the Yellow Sign | Support (F) | For the Greater Good | CT64 | 2015 | Fantasy Flight Games | Call of Cthulhu LCG | |
Under Your Feet | 104 | Five Points | MYL30301 | 2016 | Mystic Throne Entertainment | Dark Streets | New York; 1840s |
Undercover Agent | Character (U) | Masks of Nyarlathotep | | 2005 | Fantasy Flight Games | Call of Cthulhu CCG | |
Undercover Security | Character (C) | Eldritch Edition | | 2005 | Fantasy Flight Games | Call of Cthulhu CCG | |
Undercover Security | Character (F) | Call of Cthulhu The Card Game | CT18 | 2008 | Fantasy Flight Games | Call of Cthulhu LCG | |
The Underground | 97-117 | Return to Dunwich | CHA2330 | 1991 | Chaosium | Call of Cthulhu (Classic) | |
Underground | 25-26, 35-36 | The Good Games Guide | 1 | Win 1985 | Games Workshop | Call of Cthulhu (WWII) | |
The Underground | 119-139 | H.P. Lovecraft's Dunwich | CHA8802 | 2002 | Chaosium | Call of Cthulhu (Classic) | |
Underground Asylum | Support (F) | The Spawn of the Sleeper | CT19 | 2009 | Fantasy Flight Games | Call of Cthulhu LCG | |
The Underground Conspiracy | Conspiracy (F) | Conspiracies of Chaos | | 2006 | Fantasy Flight Games | Call of Cthulhu CCG | |
The Underground Conspiracy | Conspiracy (F) | Conspiracies of Chaos | CT14e | 2011 | Fantasy Flight Games | Call of Cthulhu LCG | |
The Underground Menace | A-D | Fragments of Fear | CHA2310 | 1985 | Chaosium | Call of Cthulhu (Classic) | Democratic Republic of the Congo; Byakhee; Flying Polyp |
Underground Menace | 18-21 | Different Worlds | 19 | Feb 1982 | Chaosium | Call of Cthulhu (Classic) | Michigan; 1920s; Dark Young of Shub-Niggurath |
Underground Press | Support (R) | Eldritch Edition | | 2005 | Fantasy Flight Games | Call of Cthulhu CCG | |
Underground River | Support (U) | Eldritch Edition | | 2005 | Fantasy Flight Games | Call of Cthulhu CCG | |
Underground Seattle | Location (F) | Seattle | | | Self Published | Mythos | |
Underneath the Surface | Event (F) | The Twilight Beckons | CT40 | 2011 | Fantasy Flight Games | Call of Cthulhu LCG | |
Undersea Treasures | Support (R) | Arkham Edition | | 2004 | Fantasy Flight Games | Call of Cthulhu CCG | |
Understudy | 52-61 | Tales out of Innsmouth | CHA6024 | 2006 | Chaosium | Call of Cthulhu (Classic) | |
Undertow | 13-17 | Fear's Sharp Little Needles | 3005 | 2018 | Stygian Fox | Call of Cthulhu (Now) | California |
Undertow of Madness | | Undertow of Madness | | 2020 | Grimlord Games | The Everrain | |
The Underwater Conspiracy | Conspiracy (F) | The Spawn of the Sleeper | CT19 | 2009 | Fantasy Flight Games | Call of Cthulhu LCG | |
The Underworld | 72-104 | The Sense of the Sleight of Hand Man | APU8001 | 2013 | Arc Dream Publishing | Call of Cthulhu (Dreamlands) | Dreamlands |
Underworld Contacts | Event (F) | Eldritch Edition Premium Starter Set | | 2005 | Fantasy Flight Games | Call of Cthulhu CCG | |
Underworld Contacts | Event (C) | Unspeakable Tales | | 2004 | Fantasy Flight Games | Call of Cthulhu CCG | |
Underworld Monsters Deck | | Thastygliax's Vault | | | Self Published | Mythos | |
The Undesirables | 52-66 | Tails of Valor | GGP1911 | 2019 | Golden Goblin Press | Call of Cthulhu (Catthulhu), Call of Cthulhu (Cathulhu) | France |
Undimensioned and Unseen | | Undimensioned and Unseen | AHC06 | 2017 | Fantasy Flight Games | Arkham Horror: The Card Game | |
Undocumented Expedition | Event (U) | Arkham Edition | | 2004 | Fantasy Flight Games | Call of Cthulhu CCG | |
The Undying Ashuha | Jul 2022 | shoggoth.net | | | Self Published | Call of Cthulhu (Classic) | |
Undying Leaders | 3-15 | Undying Leaders | CHA0343 | 2007 | Chaosium | Call of Cthulhu (Classic) | |
The Undying Leaders of Tibet | 35-77 | Undying Leaders | CHA0343 | 2007 | Chaosium | Call of Cthulhu (Classic) | Tibet; 1920s |
Une Nuit a l'Opera | 2019 | The Fairfield Project | | | Self Published | Call of Cthulhu (Delta Green) | Canada |
Unearthing the Ancients | Event (U) | Arkham Edition | | 2004 | Fantasy Flight Games | Call of Cthulhu CCG | |
Unearthing the Ancients | Event (F) | Call of Cthulhu The Card Game | CT18 | 2008 | Fantasy Flight Games | Call of Cthulhu LCG | |
Uneasy Translator | Character (F) | The Cacophony | CT39 | 2010 | Fantasy Flight Games | Call of Cthulhu LCG | |
Unending Festivities | Conspiracy (F) | Terror in Venice | CT61 | 2013 | Fantasy Flight Games | Call of Cthulhu LCG | |
Unexpected Ally | Character (R) | Masks of Nyarlathotep | | 2005 | Fantasy Flight Games | Call of Cthulhu CCG | |
Unexpected Bonus | 84-85 | Unveiled Threats | WDF23600 | 2011 | WildFire Games | CthulhuTech | |
An Unexpected Calamity | Event (R) | New Aeon | CAO1311-1 | 1997 | Chaosium | Mythos | |
An Unexpected Calamity | Event (U) | Limited | CAO1300-1 | 1996 | Chaosium | Mythos | |
An Unexpected Calamity | | Chaosium Digest | v18n05 | Feb 1997 | Chaosium | Mythos | |
Unexpected Eclipse | Event (C) | New Aeon | CAO1311-1 | 1997 | Chaosium | Mythos | |
Unexpected Guest | Aug 2009 | talesofterror.net | | | Self Published | Call of Cthulhu (Classic) | Mi-Go |
An Unexpected Return | 20-78 | Once Men | CHA0356 | 2008 | Chaosium | Call of Cthulhu (Once Men) | Solar System |
Unexpected Surprise | Event (F) | Scooby Doo Set 2 | | Mar 1999 | Self Published | Mythos | |
Unfathomable | | Steampunk Cthulhu | CHA6054 | 2014 | Chaosium | Call of Cthulhu (Steampunk) | |
Unfathomable | | Unfathomable | UNF01 | 2021 | Fantasy Flight Games | Unfathomable | |
Unfathomable Elder Thing | Character (F) | The Horror Beneath the Surface | CT20 | 2009 | Fantasy Flight Games | Call of Cthulhu LCG | |
Unforseen Setback | Support (F) | Shadow of the Monolith | CT52 | 2012 | Fantasy Flight Games | Call of Cthulhu LCG | |
The Unfortunate Cat Klaus, Forsaken Feline | Character (P) | Eldritch Edition Promo | | 2005 | Fantasy Flight Games | Call of Cthulhu CCG | |
The Unfortunate Eskimo | Adventure (F) | Rosemary's Baby | | | Self Published | Mythos | |
The Unfortunate Nephew/Controversial French Mystic | Investigator (F) | Limited | CAO1300-1 | 1996 | Chaosium | Mythos | |
Unfriendly * | 2009 | The Fairfield Project | | | Self Published | Call of Cthulhu (Delta Green) | |
Unhealthy Curiosity | Event (C) | Arkham Edition | | 2004 | Fantasy Flight Games | Call of Cthulhu CCG | |
Unhealthy Fixation | Support (F) | The Gleaming Spiral | CT44 | 2011 | Fantasy Flight Games | Call of Cthulhu LCG | |
Unhealthy Occupation | 62-75 | The Unspeakable Oath | 14/15 | 1997 | Pagan Publishing | Call of Cthulhu (Classic) | Virginia |
Unhinged Laborer | Character (F) | The Mark of Madness | CT66 | 2015 | Fantasy Flight Games | Call of Cthulhu LCG | |
The Unholies | 49-50 | The Black Seal | 2 | Mar 2003 | Brichester University Press | Call of Cthulhu (Now) | |
Unholy Presents | | Unholy Presents | | 2016 | Atlas Games | Lost in R'lyeh | |
Unicum: H P Lovecraft Edition | | Unicum: H P Lovecraft Edition | | 2014 | Sphinx Speileverlag | Unicum | |
Uniform | 12-13 | The Interstellar Colonial Marine Corps | | 2008 | Self Published | Call of Cthulhu (Rising) | |
Unimaginable Apparition | Monster (F) | Rosemary's Baby | | | Self Published | Mythos | |
Union and Disillusion | | Union and Disillusion | AHC33 | 2019 | Fantasy Flight Games | Arkham Horror: The Card Game | |
Unique High Priests | | Unique High Priests | | 2016 | Petersen Games | Cthulhu Wars | |
Unit 23 | 2009 | The Fairfield Project | | | Self Published | Call of Cthulhu (Delta Green) | Chicago |
The United Colonial Coalition Asteroid Colonies for the End Time Setting | 74-78 | Ripples From Carcosa | CHA0312 | 2005 | Chaosium | Call of Cthulhu (End Time) | |
United Nations | Location (C) | New Aeon | CAO1311-1 | 1997 | Chaosium | Mythos | |
The United Nations | 33-36 | Shadowfall | BB-WBC-005 | 2019 | Baggage Books | Cepheus Engine | |
Units of Dust | 23-33 | Secrets of the Dust | MUH050028 | 2016 | Modiphius Entertainment | Savage Worlds (Achtung!), Savage Worlds (Dust), Call of Cthulhu (Achtung!) | |
University of Tokyo | 334-342 | Secrets of Japan | CHA2392 | 2005 | Chaosium | Call of Cthulhu (Classic) | |
The Unknowable Box | | The Unknowable Box | | 2023 | CMON Limited | Cthulhu: Death May Die (Fear of the Unknown) | |
Unknown Kadath | Support (F) | Journey to Unknown Kadath | CT31 | 2010 | Fantasy Flight Games | Call of Cthulhu LCG | |
Unland | 102-107 | Fear's Sharp Little Needles | 3005 | 2018 | Stygian Fox | Call of Cthulhu (Now) | England |
Unleash the Hellish Horde | 181-194 | D-Day: The Darkest Day | MUH0010317 | May 2024 | Modiphius Entertainment | Achtung! Cthulhu | France; 1944 |
Unlicensed Garage | Support (R) | Masks of Nyarlathotep | | 2005 | Fantasy Flight Games | Call of Cthulhu CCG | |
Unlikely Informant | Character (F) | That Which Consumes | CT45 | 2011 | Fantasy Flight Games | Call of Cthulhu LCG | |
Unlocking Dice: Dice Vermiis Mysteriis | | Unlocking Dice: Dice Vermiis Mysteriis | | 2020 | Petersen Games | Unlocking Insanity | |
Unmasked Rally | 1-16 | Unmasked Rally | | 2016 | Xipe Totec Press | None | |
The Unmasking | 1-8 | The Unmasking | | 2013 | Self Published | Call of Cthulhu (Delta Green) | California; January; 2000s |
Unmasking Corruption | Support (U) | Masks of Nyarlathotep | | 2005 | Fantasy Flight Games | Call of Cthulhu CCG | |
Unmasking Cowardice | Support (U) | Masks of Nyarlathotep | | 2005 | Fantasy Flight Games | Call of Cthulhu CCG | |
Unmasking Cruelty | Support (U) | Masks of Nyarlathotep | | 2005 | Fantasy Flight Games | Call of Cthulhu CCG | |
Unmasking Hubris | Support (U) | Masks of Nyarlathotep | | 2005 | Fantasy Flight Games | Call of Cthulhu CCG | |
Unmasking Idiocy | Support (U) | Masks of Nyarlathotep | | 2005 | Fantasy Flight Games | Call of Cthulhu CCG | |
Unmasking Shame | Support (U) | Masks of Nyarlathotep | | 2005 | Fantasy Flight Games | Call of Cthulhu CCG | |
Unmasking Treachery | Support (U) | Masks of Nyarlathotep | | 2005 | Fantasy Flight Games | Call of Cthulhu CCG | |
The Unmoving Finger | Support (C) | Forgotten Cities | | 2005 | Fantasy Flight Games | Call of Cthulhu CCG | |
The Unnamable | Oct 2005 | shoggoth.net | | | Self Published | Call of Cthulhu (Classic) | |
The Unnamable House | Location (U) | Limited | CAO1300-1 | 1996 | Chaosium | Mythos | |
The Unnamable House | Support (R) | Arkham Edition | | 2004 | Fantasy Flight Games | Call of Cthulhu CCG | |
The Unnamable One | Adventure (F) | House of Tindalos | | | Self Published | Mythos | |
Unnameable | | Unnameable | CW-U25 | 2019 | Petersen Games | Cthulhu Wars | |
The Unnameable One | Adventure (F) | Unofficial Mythos Adventure Archive | | | Self Published | Mythos | |
The Unnameable One | Adventure (F) | Chaosium Digest | v22n12 | Jan 1998 | Chaosium | Mythos | |
The Unnameable Undone | 1:47 | Horror on the Orient Express Music | AOCD7004 | 2005 | A O Music | Call of Cthulhu (Classic) | |
Unnamed Deck | | Hastur Hobbies | | | Self Published | Mythos | |
The Unnatural | 140-255 | Handler's Guide | APU8113 | 2018 | Arc Dream Publishing | Delta Green | |
The Unnatural | 191-306 | The Fall of Delta Green | | 2018 | Pelgrane Press | The Fall of Delta Green | |
Unnatural Behaviour | | Tales of Terror (II) | PAG2102 | 1996 | Pagan Publishing | Call of Cthulhu (Classic) | |
Unnatural Behaviour | 1996 | talesofterror.net | | | Self Published | Call of Cthulhu (Classic) | |
Unnatural Entities | 5-66 | H P Lovecraft's Book of Yog-Sothery | CR5061 | 2023 | Cthulhu Reborn | Cthulhu Eternal, Fhtagn, APOCTHULHU | |
Unnatural Mystic | | Unnatural Mystic | | 2018 | Pleasant Company Games | Ancient Terrible Things | |
Unnatural Places | 133-159 | H P Lovecraft's Book of Yog-Sothery | CR5061 | 2023 | Cthulhu Reborn | Fhtagn, APOCTHULHU, Cthulhu Eternal | |
Unnatural Rituals | 81-102 | H P Lovecraft's Book of Yog-Sothery | CR5061 | 2023 | Cthulhu Reborn | APOCTHULHU, Cthulhu Eternal, Fhtagn | |
Unnatural Stealth | Event (C) | Arkham Edition | | 2004 | Fantasy Flight Games | Call of Cthulhu CCG | |
Unnatural Stealth | Event (F) | Arkham Edition Premium Starter Set | | 2004 | Fantasy Flight Games | Call of Cthulhu CCG | |
Unnatural Stealth | Event (F) | Arkham Edition Premium Starter Set | | 2004 | Fantasy Flight Games | Call of Cthulhu CCG | |
Unnatural Stealth | Event (F) | Arkham Edition Premium Starter Set | | 2004 | Fantasy Flight Games | Call of Cthulhu CCG | |
Unnatural Stealth | Event (F) | Arkham Edition Premium Starter Set | | 2004 | Fantasy Flight Games | Call of Cthulhu CCG | |
Unnaturally Familiar: Fiendish Friends for Immortal Sorcerers | | Chaosium Digest | v36n05 | May 2002 | Chaosium | Call of Cthulhu (Classic) | |
The Unnoticed | Oct 2024 | shoggoth.net | | | Self Published | Call of Cthulhu (Classic) | |
Unorthodox Psychologist | Character (F) | The Thing from the Shore | CT23 | 2009 | Fantasy Flight Games | Call of Cthulhu LCG | |
Unorthodox Tactics | Conspiracy (F) | The Thing from the Shore | CT23 | 2009 | Fantasy Flight Games | Call of Cthulhu LCG | |
An Unplanned Rescue | 79-80 | Fictional Reality | 18 | Dec 2004 | Self Published | Call of Cthulhu (Now) | |
Unpleasant Dreams | 145-162 | Goatswood and Less Pleasant Places | CHA2393 | 2001 | Chaosium | Call of Cthulhu (Now) | England; Insect from Shaggai |
Unpleasant Dreams | | Unpleasant Dreams | AG1331 | 2012 | Atlas Games | Gloom | |
The Unpossessed | 7 | The Whisperer | 4 | Spr 2001 | Severn Valley Press | Call of Cthulhu (Dreamlands) | Dreamlands |
The Unquiet Earth | Story (F) | Eldritch Edition | | 2005 | Fantasy Flight Games | Call of Cthulhu CCG | |
The Unquiet Earth | Story (F) | Eldritch Edition Premium Starter Set | | 2005 | Fantasy Flight Games | Call of Cthulhu CCG | |
Unquiet Spirits | 60-61 | The Masks of Nyarlathotep Companion (Unlimited) | 60-MONC-03 (?) | 2016 | Sixtystone Press | Call of Cthulhu (Classic) | |
Unquiet Spirits | 70-71 | The Masks of Nyarlathotep Companion (Limited) | 60-MONC-08 | 2016 | Sixtystone Press | Call of Cthulhu (Classic) | |
The Unraveled Nerve | Support (C) | Forgotten Cities | | 2005 | Fantasy Flight Games | Call of Cthulhu CCG | |
The Unraveling | | Al-Azif Unearthed: The Unraveling | | Jan 2023 | Chaosium | Call of Cthulhu (Classic) | Boston; Summer; 1925 |
The Unravelling | | The Unravelling | | Jul 2019 | Dark Trapezohedron Productions | Call of Cthulhu (Gaslight) | 1890s |
The Unreflecting Mirror | Support (C) | Masks of Nyarlathotep | | 2005 | Fantasy Flight Games | Call of Cthulhu CCG | |
Unremembered | | Unremembered | | Jan 2019 | Chaosium | Call of Cthulhu (Now) | New Orleans; 1993 |
The Unremembered | | The Unremembered | | Jul 2023 | Chaosium | Call of Cthulhu (Classic) | Indiana; September; 1921 |
Unsanitary Conditions | 2021 | The Fairfield Project | | | Self Published | Call of Cthulhu (Delta Green) | Michigan |
Unscrupulous Acquisitionist | Character (F) | The Gleaming Spiral | CT44 | 2011 | Fantasy Flight Games | Call of Cthulhu LCG | |
The Unsealed Room | 22-30 | Secrets | CHA2367 | 1997 | Chaosium | Call of Cthulhu (Now) | 1990s; Star Vampire |
Unseasonable Blooming and Minuet | | Japonism | | Aug 2024 | Chaosium | Call of Cthulhu (Now) | Japan; December |
The Unseeing Eye | Adventure (F) | House of Tindalos | | | Self Published | Mythos | |
Unseen Forces | | Unseen Forces | SL15 | 2013 | Fantasy Flight Games | Elder Sign | |
Unseen Mirror | | More Tales of Terror | PAG2105 | 2000 | Pagan Publishing | Call of Cthulhu (Classic) | |
An Unsettled Mind | 102-117 | Bumps in the Night | PAG1014 | 2012 | Pagan Publishing | Call of Cthulhu (Classic) | Maryland; 1924; June; Non-Mythos |
Unsettling Visions | Event (R) | Forbidden Relics | | 2004 | Fantasy Flight Games | Call of Cthulhu CCG | |
Unspeakable Acts | | hyperwerx.net | | | Self Published | Call of Cthulhu (Now) | Georgia state |
Unspeakable Artifacts | 41-43 | Vision | 3 | Oct 1992 | Self Published | Call of Cthulhu (Classic) | |
The Unspeakable Betrothal | 185-197 | Mysteries of the Worm | CHA6037 | 2009 | Chaosium | Call of Cthulhu (Classic) | |
Unspeakable Box | | Unspeakable Box | DMD-KS01 | 2019 | CMON Limited | Cthulhu: Death May Die | |
Unspeakable Darkness | Event (F) | Rosemary's Baby | | | Self Published | Mythos | |
Unspeakable Horrors | 204-221 | CthulhuTech | WDF23000 | 2007 | WildFire Games | CthulhuTech | |
Unspeakable Letters Promo Card | | Unspeakable Letters Promo Card | | 2014 | Playroom Entertainment | Unspeakable Words | |
The Unspeakable Oath | Adventure (R) | Expeditions of Miskatonic University | CAO1301-1 | 1996 | Chaosium | Mythos | |
Unspeakable Oath | Event (R) | Unspeakable Tales | | 2004 | Fantasy Flight Games | Call of Cthulhu CCG | |
The Unspeakable Oath | Event (F) | Terror in Venice | CT61 | 2013 | Fantasy Flight Games | Call of Cthulhu LCG | |
The Unspeakable Oath | | The Unspeakable Oath | AHC13 | 2017 | Fantasy Flight Games | Arkham Horror: The Card Game | |
Unspeakable Promise | Support (F) | The Mark of Madness | CT66 | 2015 | Fantasy Flight Games | Call of Cthulhu LCG | |
Unspeakable Research | Event (F) | Spawn of Madness | | 2006 | Fantasy Flight Games | Call of Cthulhu CCG | |
Unspeakable Research | Event (F) | Spawn of Madness | CT12e | 2011 | Fantasy Flight Games | Call of Cthulhu LCG | |
Unspeakable Resurrection | Event (C) | Arkham Edition | | 2004 | Fantasy Flight Games | Call of Cthulhu CCG | |
Unspeakable Resurrection | Event (F) | Arkham Edition Premium Starter Set | | 2004 | Fantasy Flight Games | Call of Cthulhu CCG | |
Unspeakable Resurrection | Event (F) | Arkham Edition Premium Starter Set | | 2004 | Fantasy Flight Games | Call of Cthulhu CCG | |
Unspeakable Resurrection | Event (F) | Call of Cthulhu The Card Game | CT18 | 2008 | Fantasy Flight Games | Call of Cthulhu LCG | |
Unspeakable Revelations | Event (R) | Arkham Edition | | 2004 | Fantasy Flight Games | Call of Cthulhu CCG | |
Unspeakable Secrets Made Easy | 92-95 | Dragon | 150 | Oct 1989 | TSR | Call of Cthulhu (Classic) | |
Unspeakable Transformation | Event (F) | The Path to Y'ha-nthlei | CT24 | 2009 | Fantasy Flight Games | Call of Cthulhu LCG | |
The Unspeakable Vault | | The Unspeakable Vault | SJG1455 | 2008 | Steve Jackson Games | Munchkin | |
Unspeakable Words | | Unspeakable Words | PLE26100 | 2007 | Playroom Entertainment | Unspeakable Words | |
Unspeakable Words Deluxe Edition | | Unspeakable Words Deluxe Edition | | 2015 | Playroom Entertainment | Unspeakable Words | |
An Unspoken Agreement | Support (R) | Eldritch Edition | | 2005 | Fantasy Flight Games | Call of Cthulhu CCG | |
The Unspoken Silence | Oct 2015 | shoggoth.net | | | Self Published | Call of Cthulhu (Invictus) | |
Unstable Energies | Support (U) | Masks of Nyarlathotep | | 2005 | Fantasy Flight Games | Call of Cthulhu CCG | |
Unstoppable Hound | Character (C) | Unspeakable Tales | | 2004 | Fantasy Flight Games | Call of Cthulhu CCG | |
The Unsung Saga | 13-34 | The Ravenar Sagas | CHA0348 | 2008 | Chaosium | Call of Cthulhu (Dark Ages) | Norway |
Untimely Burial | Event (F) | Terror in Venice | CT61 | 2013 | Fantasy Flight Games | Call of Cthulhu LCG | |
Unusual Card Combinations for Mythos | | Chaosium Digest | v28n05 | Jun 1999 | Chaosium | Mythos | |
Unusual Locations | B:38-51 | Cthulhu Britannica: London Box Set | CB7354 | 2014 | Cubicle 7 | Call of Cthulhu (Classic) | |
Up Against the Wall, Suckers! | 54, 56-57 | Shadis | 19.5 | Jun 1995 | Alderac Entertainment Group | None | |
Up for Grabs | Support (U) | Masks of Nyarlathotep | | 2005 | Fantasy Flight Games | Call of Cthulhu CCG | |
Up Jumped the Reaper | 85-90 | Fear's Sharp Little Needles | 3005 | 2018 | Stygian Fox | Call of Cthulhu (Now) | North Carolina |
Updated Investigators for The Lightless Beacon | Apr 2023 | craigpay.com | | | Self Published | Call of Cthulhu (Classic) | |
Updated Personnel | 14-19 | God Game Black | CB71207 | 2013 | Cubicle 7 | Call of Cthulhu (Laundry) | |
Upgraded Ritual and Doom Tracks | | Upgraded Ritual and Doom Tracks | CW-U11 | 2017 | Petersen Games | Cthulhu Wars | |
The Upper House | 172-191 | Tatters of the King | CHA23104 | 2006 | Chaosium | Call of Cthulhu (Classic) | Nepal; February; 1930 |
The Upper House | | Chaosium Digest | v35n11 | Mar 2002 | Chaosium | Call of Cthulhu (Classic) | Nepal; 1928 |
Urayuli | Jan 2022 | shoggoth.net | | | Self Published | Call of Cthulhu (Classic) | |
Urban Decay | 46-47 | Stark, Raving Mad! | | 1991 | Pagan Publishing | Call of Cthulhu (Now) | |
Urban Exploration | 2020 | The Fairfield Project | | | Self Published | Call of Cthulhu (Delta Green) | Massachusetts |
Urban Renewal | Event (U) | Forgotten Cities | | 2005 | Fantasy Flight Games | Call of Cthulhu CCG | |
Urban Trailblazer | Character (F) | Terror in Venice | CT61 | 2013 | Fantasy Flight Games | Call of Cthulhu LCG | |
The Urge to Purge | 12 | The Unspeakable Oath | 13 | Jan 1996 | Pagan Publishing | Call of Cthulhu (Now) | |
Uroborus | Character (F) | Written and Bound | CT53 | 2012 | Fantasy Flight Games | Call of Cthulhu LCG | |
Ursinus' Animal Show | 74-83 | The Gods Hate Me | CHA0402 | 2011 | Chaosium | Call of Cthulhu (Invictus) | England; April |
Urumi | Support (F) | The Unspeakable Pages | CT57 | 2012 | Fantasy Flight Games | Call of Cthulhu LCG | |
US Archaeological Society | Character (F) | The Sleeper Below | CT63 | 2014 | Fantasy Flight Games | Call of Cthulhu LCG | |
US Handguns for Call of Cthulhu and Gaslight | 7-16 | The Unspeakable Oath | 3 | Aug 1991 | Pagan Publishing | Call of Cthulhu (Classic), Call of Cthulhu (Gaslight) | |
The US Intelligence Community in the 1970s | 9-24 | World War Cthulhu: Cold War - Our American Cousins | CB71973 | 2017 | Cubicle 7 | Call of Cthulhu (Cold War) | |
Using Children as Investigators | | Chaosium Digest | v03n06 | Aug 1993 | Chaosium | Call of Cthulhu (Classic) | |
Using Cthulhu Mythos Knowledge | | Chaosium Digest | v31n09 | Jun 2000 | Chaosium | Call of Cthulhu (Classic) | |
Using Customized Newspaper Articles | 29-31 | The Masks of Nyarlathotep Companion (Unlimited) | 60-MONC-03 (?) | 2016 | Sixtystone Press | Call of Cthulhu (Classic) | |
Using Customized Newspaper Articles | 32-35 | The Masks of Nyarlathotep Companion (Limited) | 60-MONC-08 | 2016 | Sixtystone Press | Call of Cthulhu (Classic) | |
Using Dreams in RPGs | 46-47 | Serendipity's Circle | 8 | Sum 1996 | Self Published | None | |
Using Folk Magic in Call of Cthulhu Games | 22-27 | Cthulhu Britannica: Folklore | CB7351 | 2012 | Cubicle 7 | Call of Cthulhu (Classic) | |
Using Folklore in Call of Cthulhu Games | 14-20 | Cthulhu Britannica: Folklore | CB7351 | 2012 | Cubicle 7 | Call of Cthulhu (Classic) | |
Using Jackson Elias | 54-57 | The Masks of Nyarlathotep Companion (Unlimited) | 60-MONC-03 (?) | 2016 | Sixtystone Press | Call of Cthulhu (Classic) | |
Using Jackson Elias | 62-66 | The Masks of Nyarlathotep Companion (Limited) | 60-MONC-08 | 2016 | Sixtystone Press | Call of Cthulhu (Classic) | |
Using Music | 28-29 | Cryptych | 8 | Oct 1994 | ILM International | Call of Cthulhu (Classic) | |
Using Qi | 9-11 | The Dark Times | 2 | Jan 2018 | Self Published | Call of Cthulhu (Classic) | |
Using the Deplhine Society | 6 | She Who Rules the Sea | WitDBS1 | 2020 | Saturday Morning Scenarios | Whispers in the Dark | |
Using Thermal Imagers in RPGs | 41-46 | Protodimension | 8 | Spr 2011 | Kinstaff Media | Dark Conspiracy, Call of Cthulhu (Now) | |
The Usual Suspects | Conspiracy (F) | For the Greater Good | CT64 | 2015 | Fantasy Flight Games | Call of Cthulhu LCG | |
The Usual Suspects | 10-11 | Bits and Pieces | | Nov 2022 | Chaosium | Call of Cthulhu (Classic) | Sweden; 1920s |
The Usurpers | | The Usurpers | | Jul 2024 | Chaosium | Cthulhu Eternal | Arkham |
USX Modern Day Heroes: Cthulhu Monsters | | USX Modern Day Heroes: Cthulhu Monsters | | 2008 | RAFM | USX Modern Day Heroes | |
Utilities | 53-73 | Cthulhu Dark Ages | CHA2398 | 2004 | Chaosium | Call of Cthulhu (Dark Ages) | |