Adalia, Nightveil Mistwaker

Deathtouch, Shroud
{4}{u}{b}, {t}: Target player sacrifices a creature.
You draw cards equal to that creature's power.
Whenever Adalia, Nightveil Mistwaker
deals combat damage to a player,
look at that player's hand. You may choose
six cards from their hand. Play three of those
cards, and discard the other three.