Despero
Despero (of Kalanor, Justice League villain) appears in 32 issues in grailworth's catalog, and was first published in 1960. First appearance (also in flashback): Justice League of America #1 (1960), cover dated 1960. Key issues with Despero include Justice League of America #1 (1960).
First appearance
Key issues
Every appearance we value
Crisis on Infinite Earths (1985) 1 issue
Detective Comics (2011) 1 issue
Doomsday Clock (2018) 1 issue
Green Lantern (2005) 1 issue
Justice League America (1989) 2 issues
Justice League Europe (1989) 2 issues
Justice League of America (2013) 2 issues
Supergirl (1996) 2 issues
Superman / Batman (2003) 1 issue
Young Justice (1998) 1 issue
Character appearances from the Grand Comics Database, CC BY-SA 4.0.