Uu'Lagris The Primeval

Uu'Lagris The Primeval enters the battlefield
with X +1/+1 counters on it.
{g}{b}{3}: Uu'Lagris The Primeval gains X +1/+1
counters for each Primal Dinosaur creature in
your graveyard.
{b/g}{x}, {t}: Create X tapped 2/2 Primal Dinosaur
tokens.