Lavina, Corrupted Sage

When Lavina, Corrupted Sage enters the battlefield and at the beginning of your upkeep,
you may mill three cards.
Whenever a creature card enters your
graveyard from your library, create a 1/1 black
Ooze token.
Whenever a creature you control dies, put a
+1/+1 counter on Lavinia, Corrupted Sage.