The Sixteen Tailed Fox

The Sixteen Tailed Fox enters the battlefield
with sixteen tail counters.
{w}{g}: Put a tail counter on The Sixteen Tailed
Fox; it gains indestructible until end of turn.
Whenever The Sixteen Tailed Fox is dealt
damage, remove that many tail counters from it.
The Sixteen Tailed Fox's power and toughness
are each equal to the number of tail
counters on it.