Cannonball is a MARVEL SNAP card that costs 5 energy and has 8 power. It has the effect: "On Reveal: Move the highest-Power enemy card here away. If you can't, destroy it with a Rock."
It has variants that are part of the Benjamin Zhang Bin and PANDART categories.
Cannonball has synergy with Jeff the Baby Land Shark, Professor X, Nebula, Green Goblin and The Hood.