Combat Professor [Strixhaven: School of Mages] Psychic[-20] return target creature that player

return target creature that player controls to its owner's hand

Set: Beta Edition Type: Creature — Merfolk Rarity: Common Cost: {U} Most human scholars believe that Merfolk are the survivors of sunken Atlantis

Set: Dark Revelation Volume 4 Card type: Effect Monster Rarity: Secret Rare Attack: 1800 Defense: 1900 You can only activate this effect during a Battle Step of your turn

Set: Advent Calendar 2019 Card type: Effect Monster Rarity: Super Rare Attack: 300 Defense: 200 Cannot be Normal Summoned/Set

but now that he is one of them

Combat Professor [Strixhaven: School of Mages] Psychic[-20] return target creature that playerSet: Strixhaven: School of Mages Type: Instant Rarity: Mythic Cost: {2}{W} Until your next turn, your life total can't change, and you have protection from everything. All permanents you control phase out. (While they're phased out, they're treated as though they don't exist. They phase in before you untap during your untap step.) Exile Teferi's Protection.