Slave-Master (Skrull, Marvel)
Slave-Master (Skrull, Marvel) appears in 6 issues in grailworth's catalog, and was first published in 1969. First appearance: Fantastic Four #89 (1961), cover dated 1969.
First appearance
Every appearance we value
Fantastic Four (1961) 4 issues
Marvel's Greatest Comics (1969) 2 issues
Character appearances from the Grand Comics Database, CC BY-SA 4.0.