Primordial Hydra enters the battlefield with X +1/+1 counters on it. At the beginning of your upkeep, double the number of +1/+1 counters on Primordial Hydra. Primordial Hydra has trample as long as it has ten or more +1/+1 counters on it.
NM-Mint - $6.50
Lightly Played - $6.20
Moderately Played - $5.90
Heavily Played - $5.20
Damaged - $4.30
NM-Mint Non English - $6.50
Lightly Played Non English - $6.20
Moderately Played Non English - $5.90
Heavily Played Non English - $5.20
Damaged Non English - $4.30