Crovax the Cursed enters the battlefield 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.
Near Mint - $1.300
Lightly Played - $1.000
Moderately Played - $900
Heavily Played - $800
Damaged - $700
Near Mint Spanish - $1.300
Lightly Played Spanish - $1.000
Moderately Played Spanish - $900
Heavily Played Spanish - $800
Damaged Spanish - $700