Ocean Master (Orm Marius)
Ocean Master (Orm Marius) appears in 10 issues in grailworth's catalog, and was first published in 1966.
Origin
Every appearance we value
Adventure Comics (1938) 1 issue
Aquaman (1986) 3 issues
Brave and the Bold (1955) 1 issue
Justice League of America (1960) 1 issue
Justice League of America (2006) 1 issue
Superman (2006) 1 issue
Character appearances from the Grand Comics Database, CC BY-SA 4.0.