Publication Date: 7th May 2021 Written By: Monolith. Image Work: Douglas Mangum. Vital Statistics Biography Issue Checklist Costume Gallery X-Men (1st series) #31 first appearance Incredible Hulk (2nd series) #173 mutates after exposure to radiation Incredible Hulk (2nd series) #174 explodes battling Hulk in space Defenders (1st series) #42 recovered by Egghead and brainwashed Defenders (1st series) #43 regains his senses and seemingly kills himself and Egghead In implosion Civil War #1 unidentified Cobalt Man in Stamford Captain Marvel (6th series) #2-4 Skrull imposter of Cobalt Man Thunderbolts (1st series) #112 American Eagle defeats Cobalt Man imposter Avengers Academy #10 Cobalt Men fight Speedball at Stamford memorial Deadpool & the Mercs for Money (2nd series) #3 Ralph Roberts apparently alive again as Cobalt Man Vital Statistics Biography Issue Checklist Costume Gallery