Onyx (Green Arrow and Batman ally)
Onyx (Green Arrow and Batman ally) appears in 9 issues in grailworth's catalog, and was first published in 1985.
Every appearance we value
Batgirl (2000) 3 issues
Batman (1940) 1 issue
Catwoman (2018) 2 issues
Century: Distant Sons (1996) 1 issue
Detective Comics (1937) 2 issues
Character appearances from the Grand Comics Database, CC BY-SA 4.0.