Swampfire

Swampfire is one of the 10 new alien forms that an older Ben gains from a recalibrated Omnitrix, he possesses the power to shoot fireballs and fire from his palms, has super strength, to control plants by emitting a gas from his palms, and tunnel underground. He can also regenerate limbs. And he is completely invulnerable to lasers as they pass through his body.