Onyxx (Sidney Green, from X-Men)

4 appearances · First published 2005

Onyxx (Sidney Green, from X-Men) appears in 4 issues in grailworth's catalog, and was first published in 2005.

Every appearance we value

Dark Avengers (2009) 1 issue

#8

Dark Avengers / Uncanny X-Men: Utopia (2009) 1 issue

#1

X-Men: Legacy (2008) 2 issues

Character appearances from the Grand Comics Database, CC BY-SA 4.0.