Primeval Sorcerer Azur

Ward {2}
Other permanents you control gain hexproof.
Channel—{u/b}{u/b}, Discard Primeval Sorcerer
Azur: It deals 15 damage to target creature or planeswalker. If a card would be put into a graveyard this way, exile it instead.

Once a grand master at the Academy of Raya Lucaria, now exiled and residing near the Hermit Village.