Elder Sign: Gates of ArkhamABOUT THE GAME The struggle against the Ancient Ones spreads out of the museum and into the haunted city of Arkham in Elder Sign: Gates of Arkham. In this expansion for Elder Sign, four new Ancient Ones threaten humanity and eight new investigators join the quest for elder signs. Investigators can also now acquire skills that give them lasting advantages. Memberships in either the brutal Sheldon Gang or the mysterious Silver Twilight Lodge help