Emeritus of Woe [Secrets of Strixhaven Promos]

This creature enters prepared. (While it's prepared, you may cast a copy of its spell. Doing so unprepares it.)

At the beginning of your end step, if two or more creatures died this turn, this creature becomes prepared.

Demonic Tutor 1B

Sorcery

Search your library for a card, put that card into your hand, then shuffle.