Robo Lambo

+3: All vehicles you control get +3/+2 until end of turn. Lambo's get it forever.
-1: Robo Lambo turns into a 4/4 vehicle without crew. It has Hexproof and Indestructible. This applies until end of turn.
-X: X=vehicles. Target Opponent vehicles do X damage where X is the power of those vehicles added up. That damage is done to the opponent.