The Spike Cactus

Legendary Creature — Spike0/0

The Spike Cactus enters the battlefield with +1/+1 counters on it equal to the amount of mana spent to cast it. {2}, Remove a +1/+1 counter from The Spike Cactus: Put a +1/+1 counter on target creature.

Not legal in Commander

View The Spike Cactus on Scryfall