Kung Fu Point Chopper

Double Strike, Menace.

Convoke: {g/w}{g/w}{g/w}{g/w} Chopper gains +X/+X where X is tapped creatures you control, until the end of your next turn.
Exhaust: {5}, Chopper gains trample until end of turn. only activate as a sorcery.

When Kung Fu Point Chopper leaves the battlefield, you may create a rumble ball if you dont control any.