The Vegetable Car is a rare Legendary Artifact — Vehicle card from Unknown Event (UNK), collector number RZ02. Current market price: $24.54, TCGplayer market prices via Scryfall.
Onionfect (This creature deals damage in the form of giving you Food tokens.) At the beginning of your end step, put X +1/+1 counters on target creature you control, where X is the number of Foods you've sacrificed this turn. Crew 1 The Vegetable Car can be your commander.