Cliff Steele (Robotman)
Cliff Steele (Robotman) appears in 108 issues in grailworth's catalog, and was first published in 1963. First appearance (origin in flashback): My Greatest Adventure #80 (1955), cover dated 1963.
First appearance
Every appearance we value
Action Comics (1938) 2 issues
Brave and the Bold (1955) 3 issues
Crisis on Infinite Earths (1985) 1 issue
DC Comics Presents (1978) 1 issue
DCU: Legacies (2010) 1 issue
Doom Patrol (2001) 1 issue
Doomsday Clock (2018) 1 issue
Guy Gardner: Warrior (1994) 1 issue
Justice League Europe (1989) 1 issue
New Teen Titans (1980) 4 issues
The New Teen Titans (1984) 3 issues
Showcase (1956) 3 issues
Solo (2004) 1 issue
Super-Team Family (1975) 2 issues
Superman (1987) 1 issue
The Superman Family (1974) 1 issue
Teen Titans (1966) 1 issue
Teen Titans (2003) 2 issues
Titans (2023) 3 issues
Unstoppable Doom Patrol (2023) 3 issues
Character appearances from the Grand Comics Database, CC BY-SA 4.0.