Kaiju, the Malleable

Whenever you sacrifice a permanent, put a
+1/+1 counter on Kaiju.
Remove X +1/+1 counters from Kaiju: Exile
target creature with converted mana cost X or
less. If you do, create a token that's a copy of
Kaiju, except it isn't legendary.
Sacrifice a land: Draw a card. You gain 1 life.