Varina, Lich Queen

Flying

Whenever you attack with one or more other creatures with flying, draw that many cards, then discard a card.

Flying

Whenever Teval attacks, mill three cards. Then you may return a land card from your graveyard to the battlefield tapped.

Whenever one or more cards leave your graveyard, create a 2/2 black Zombie Druid creature token.

Whenever Sidisi enters or attacks, mill three cards.

Whenever one or more creature cards are put into your graveyard from your library, create a 2/2 black Zombie creature token.

When Celes enters, discard any number of cards, then draw that many cards plus one.

Whenever one or more other creatures you control enter, if one or more of them entered from a graveyard or was cast from a graveyard, put a +1/+1 counter on each creature you control.

Vigilance, menace

Whenever you attack, draw a card, then discard a card.

Whenever you draw a card, Zombies you control get +1/+1 until end of turn.

Whenever another Zombie you control dies, if it didn't have decayed, create a 2/2 black Zombie creature token with decayed. (It can't block. When it attacks, sacrifice it at end of combat.)

At the beginning of your end step, you may sacrifice a Zombie. If you do, draw a card.