Relentless Rifthydra

Trample
Relentless Rifthydra enters the battlefield with
X +1/+1 counters on it.
Remove a +1/+1 counter from Relentless
Rifthydra: Relentless Rifthydra is indestructible
until end of turn.
Landfall — Whenever a land enters the
battlefield under your control, put a +1/+1
counter on Relentless Rifthydra.