Livaya of the Caligo Coven

At the beginning of your upkeep, you gain 1 life
and draw a card for each Curse you control.
Tap four untapped Warlocks you control: Search
your library for a Curse card, put it into your
hand, then shuffle your library.
Sacrifice two other Warlocks: Return target
Curse card from your graveyard to the battlefield attached to target player.