Metamorpho
DC Comics.
Showcase Presents: Metamorpho (The Brave and The Bold 57-58, 66, 68, Metamorpho 1-17, and Justice League of America 42; w Bob Haney, Gardner Fox; a Ramona Fradon, Jack Sparling, Mike Sekowsky). [From DC Comics: Guest-starring Batman, the Justice League of America, the Metal Men and more.] 