Ringer (Keith Kraft)
Ringer (Keith Kraft) appears in 17 issues in grailworth's catalog, and was first published in 1990. First appearance: Marc Spector: Moon Knight #10 (1989), cover dated 1990.
First appearance
Every appearance we value
Amazing Spider-Man (2018) 1 issue
Captain America (1968) 3 issues
Civil War: Unmasked (2026) 1 issue
Incredible Hulk (1962) 1 issue
Marc Spector: Moon Knight (1989) 1 issue
Character appearances from the Grand Comics Database, CC BY-SA 4.0.