Ava of the Dark Arts

Zombies you control have flying.
{2}{w}{u}{b}: Each opponent loses 3 life. For each
player return a non-land permanent they control
to their hand. Put a +1/+1 counter on target
creature
{3}, Exile a creature from a graveyard: Each player
creates a 1/1 black zombie token, gains 3 life and
draws a card.