Goomba Tower

Goomba Tower enters the battlefield with X +1/+1 counters on it.
Sacrifice a Goomba: Put a +1/+1 counter on
Goomba Tower.
Remove a +1/+1 counter from Goomba Tower:
Create a 1/1 red Goomba creature token.
When Goomba Tower would take damage, it loses
that many +1/+1 counters instead.