| Set | Date | Rarity | Treatment |
|---|---|---|---|
| STH #55 | 1998-03-02 | Rare | Standard |
Crovax enters with four +1/+1 counters on it.
At the beginning of your upkeep, you may sacrifice a creature. If you do, put a +1/+1 counter on Crovax. If you don't, remove a +1/+1 counter from Crovax.
{B}: Crovax gains flying until end of turn.