Fantastic Four #137/138

In "Trop de Dooms," the Fantastic Four face a twisted threat when Dr. Doom’s likeness is turned into a puppet by a scheming villain, only to be destroyed for the attempt. Soon after, they’re ambushed by a swarm of Doom’s own robots, forcing them into a confrontation that leads to a shocking revelation: the real Dr. Doom has brought them to Latveria to reveal the widespread destruction wrought by the rogue entity Zorba.