Sorting type: Most visited Most visited Alphabetical | Pages in category "Alter egos" Spaceman Spiff Tracer Bullet Stupendous Man Calvin's Good Side Tyrannosaurus Rex Zorg Maurice Naggon Monster (Alter ego) Mom-Lady “ Zogs are an alien species in the Spaceman Spiff universe. They live on Planet Zog, but may have... Zog Calvin in Tiger Form (Transmogrifier alter ego) Calvin in Frankenstein Monster Form Calvin as a Doctor Zogwarg “ Captain Napalm is a minor alter ego of Calvin's. He appeared in a single weekday strip. Calvin... Captain Napalm (Alter ego) Back 1 2 3 4 ... 8 Next Subcategories Alter egos of Calvin Alter egos of Calvin's mother Alter egos of Hobbes Alter egos of Miss Wormwood Alter egos of Susie Alter egos of Calvin's father Alter egos of Calvin's parents “ This category is about alter egos of Rosalyn. Alter egos of Rosalyn Invisible Alter egos Categories: Characters in Calvin's imagination