There are many heroes in the game that has at least one Fantastic damage ability. The heroes are:
WALL-E's "Extinguish" deals damage to enemies he attacks with a fire extinguisher, and also has a chance to freeze them for 3 seconds.
WALL-E's "Compactor" creates a garbage box and pushes it at the closest enemy, knocking them back and dealing damage.
Ralph's "Wrek it" deals damage by slamming the ground to enemies near him and stuns them for 3 seconds.
Ralph's "Grand Slam" deals damage by slamming his fist down on a single enemy and stuns them for 7 seconds.
Eve's "Hand Cannon"
Eve's "Ion Shock"
Calhoun's "Laser Blast"
Calhoun's "Dynamite Gal"