Diego Sandoval
Diego Sandoval (Marvel) appears in 4 issues in grailworth's catalog, and was first published in 2001. First appearance: X-Treme X-Men #1 (2001), cover dated 2001.
First appearance
Every appearance we value
X-Men (1963) 1 issue
X-Treme X-Men (2001) 3 issues
Character appearances from the Grand Comics Database, CC BY-SA 4.0.