You thought the final curtain had closed on your dealings with The King in Yellow. The cursed theater production that came to Arkham all the way from Paris quickly became the talk of the town, but its dark history of disappearances, suicides, and madness drove you to investigate deeper. Madness returns for an encore performance in the Return to the Path to Carcosa upgrade expansion for Arkham Horror: The Card Game! Includes 104 new cards to expand your adventures in the Arkham Horror Files universe Adds 23 new player cards, unlocking even more ways to upgrade and customize your investigators Features a premium box and thirty-two divider cards to conveniently store your complete campaign in one place.