When the Dwarfs scatter at the approach of a pack of wolvrons, Roga is the only one to remain and defend Dale Arden from the attack. He goes down fighting. ("The Monsters of Mongo") However he is revealed to have survived after Flash and Barin defeat the Wolvrons. He tries to take them to his city but is struck down by the Hawkmen as they capture the others. However at the beginning of The Tournaments of Mongo he is shown to be alive.