Delve into the ancient city of R’lyeh and confront Cthulhu in this expansion for *Arkham Horror: The Card Game*. The campaign challenges players to uncover hidden artifacts, evade deadly traps, and decode alien glyphs as they navigate the rising city. Player decisions influence the unfolding narrative, altering the course of the adventure. New Task mechanics tie directly to investigator traits, providing character-specific objectives that unlock special rewards during gameplay. Scenarios feature branching paths with varied challenges, ensuring different experiences across multiple playthroughs. Designed for 1-4 players, this expansion integrates with *The Drowned City Investigator Expansion* for expanded gameplay options.