Matthew Horace Grayson (Marvel Boy's father)
Matthew Horace Grayson (Marvel Boy's father) appears in 5 issues in grailworth's catalog, and was first published in 1950.
Every appearance we value
Fantastic Four (1961) 1 issue
Quasar (1989) 1 issue
Silver Surfer Annual (1988) 1 issue
What If? (1977) 1 issue
Character appearances from the Grand Comics Database, CC BY-SA 4.0.