Appearances

Mainstream Universe Barnell

New X-Men #117, 119, 125-126, 131, 135-138, 140-141, 146-150
Exiles #46-59, 62-72
Generation M #4
New Warriors Vol. 4 #1-20

Alternate Barnell

X-Men: Age of Apocalypse #1-3, 5
Weapon X: Days of the Future Now #4
Exiles: Days of Then and Now