Blaster class characters carry weapons that are able to inflict high damage via ranged attacks that target one enemy or multiple foes. They also tend to be the most vulnerable class, keeping Blasters alive means healing them or having another character Taunt in order to redirect enemy attacks away from them.
A.I.M. Assaulter
Bullseye
Hand Archer
Hydra Grenadier
Hydra Rifle Trooper
Hydra Sniper
Iron Man
Kree Cyborg
Korath the Pursuer
Mercenary Soldier
Mercenary Sniper
Punisher
Ravager Boomer
Rocket Raccoon
S.H.I.E.L.D. Assault
S.H.I.E.L.D. Trooper
Spider-Man
Winter Soldier
Thor
Ultron