With a range of 4 tiles, the Musketeer is a ranged type Mini with a super that can deal damage with a knockback + a stun. Upgrading the Musketeer can make the super hit 2 enemies, as well as increase the stun duration, or give the Musketeer a big heal if it manages to defeat an enemy.
"Super: Stun, push back, and deal damage to target."
Deals 3 damage, pushes the target by 2 tiles, and stuns them for ? seconds.