Seagrass Drone

Seagrass Drone is Green and Blue.
Galvanize {u} (When this card would be put into a graveyard from the battlefield, turn it face down instead. As long as this card is face down, it is a colorless artifact. You may turn it face up at any time for its galvanize cost. If you do, it gains "When this card is put into a graveyard from anywhere, exile it instead.")