Boulder (Marvel, Subterranea)
Boulder (Marvel, Subterranea) appears in 3 issues in grailworth's catalog, and was first published in 1978.
Every appearance we value
Incredible Hulk (1962) 1 issue
Iron Man (1968) 1 issue
Marvel Treasury Edition (1974) 1 issue
Character appearances from the Grand Comics Database, CC BY-SA 4.0.