Religion: not determined yet
First Appearance: X-Men: Legacy (vol. 1) #212 (July 2008): "Sins of the Father, Part 2"
Number of Appearances: 1
Worked for: Black Womb
Gillis's name is mentioned in panel 5 on page 12 in X-Men: Legacy #212 (July 2008). He was part of a team of mercenaries sent to kill or capture Charles Xavier, who was accompanied at the time by Gambit.