Niiranis, Oracle of Kalani

{u}{b}, {t}: Shuffle your library, then reveal the
top card. If a noncreature card is revealed this
way, shuffle it into target opponent's library.
You gain 1 life. If a creature card is revealed this
way, put it onto the battlefield. It gains haste, deathtouch, and trample until end of turn.
Sacrifice it at the beginning of the next end step.
You lose 1 life.
"Comprehension is not a requisite of loyalty."