Primordial Hydra - Duels of the Planeswalkers 2013 Promos

Primordial Hydra enters 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.