Seranesha, of the Lost

: Whenever a creature you control dies, put a loyalty counter on Seranesha, of the Lost. Seranesha, of the Lost has hexproof.
0: Create a 1/1 black and green Spirit creature token.
-7: Exile all creaures you control. Put a token onto the battlefield that's a copy of Seranesha, of the Lost, except it has no planeswalker type.