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 - $9.30
Lightly Played - $8.80
Moderately Played - $8.40
Heavily Played - $7.40
Damaged - $6.10
NM-Mint Non English - $9.30
Lightly Played Non English - $8.80
Moderately Played Non English - $8.40
Heavily Played Non English - $7.40
Damaged Non English - $6.10