Ezra, Guardian In The Mists

As long as you control 10 or more Spirit tokens,
Ezra, Guardian In The Mists has indestructible.
Nontoken creatures you control have Afterlife 1.
At the beginning of your end step, exile target
creature from a graveyard. Create a token that's
a copy of it, except it is a 1/1 white & black Spirit
with flying in addition to its other types.
Ravenloft will forever be your home...