Headpool
Headpool (Wade Wilson, typically of Earth-2149, Marvel) appears in 13 issues in grailworth's catalog, and was first published in 2006.
Every appearance we value
Deadpool Corps (2010) 1 issue
Marvel Zombies 4 (2009) 3 issues
Prelude to Deadpool Corps (2010) 1 issue
Character appearances from the Grand Comics Database, CC BY-SA 4.0.