Here they are:

• El Primo

  - Meteor Rush: El Primo gains 32% speed boost for 5.0 seconds after using Super

• Penny

  - Balls of Fire: Cannonballs from Penny’s turret set the ground on fire for 3 seconds. Enemies in the burning area take 400 damage per second

• Piper

  - Snappy Sniping: When Piper hits an enemy (turrets and bots included) with her attack, she reloads 0.5 ammo instantly