Strixhaven: School of Mages

Retriever Phoenix | Creature | Phoenix | Flying, haste When Retriever Phoenix enters the battlefield, if you cast it, learn. (You may reveal a Lesson card you own from outside the game and put it into your hand, or discard a card to draw a card.) As long as Retriever Phoenix is in your graveyard, if you would learn, you may instead return Retriever Phoenix to the battlefield. | Karl Kopinski

Flamescroll Celebrant | Creature | Human Shaman | Whenever an opponent activates an ability that isn't a mana ability, Flamescroll Celebrant deals 1 damage to that player. {1}{R}: Flamescroll Celebrant gets +2/+0 until end of turn. | Uriah Voth

Plargg, Dean of Chaos | Legendary Creature | Orc Shaman | {T}, Discard a card: Draw a card. {4}{R}, {T}: Reveal cards from the top of your library until you reveal a nonlegendary, nonland card with mana value 3 or less. You may cast that card without paying its mana cost. Put all revealed cards not cast this way on the bottom of your library in a random order. | Bryan Sola

Conspiracy Theorist | Creature | Human Shaman | Whenever Conspiracy Theorist attacks, you may pay {1} and discard a card. If you do, draw a card. Whenever you discard one or more nonland cards, you may exile one of them from your graveyard. If you do, you may cast it this turn. | Svetlin Velinov

Efreet Flamepainter | Creature | Efreet Shaman | Double strike Whenever Efreet Flamepainter deals combat damage to a player, you may cast target instant or sorcery card from your graveyard without paying its mana cost. If that spell would be put into your graveyard, exile it instead. | Marta Nael

Blade Historian | Creature | Human Cleric | Attacking creatures you control have double strike. | Cristi Balanescu

Radiant Scrollwielder | Creature | Dwarf Cleric | Instant and sorcery spells you control have lifelink. At the beginning of your upkeep, exile an instant or sorcery card at random from your graveyard. You may cast it this turn. If a spell cast this way would be put into your graveyard, exile it instead. | Campbell White

Venerable Warsinger | Creature | Spirit Cleric | Vigilance, trample Whenever Venerable Warsinger deals combat damage to a player, you may return target creature card with mana value X or less from your graveyard to the battlefield, where X is the amount of damage Venerable Warsinger dealt to that player. | Jokubas Uogintas

Elemental Expressionist | Creature | Orc Wizard | Magecraft — Whenever you cast or copy an instant or sorcery spell, choose target creature you control. Until end of turn, it gains "If this creature would leave the battlefield, exile it instead of putting it anywhere else" and "When this creature is put into exile, create a 4/4 blue and red Elemental creature token." (Each instance of that ability triggers separately.) | Zack Stella

Codie, Vociferous Codex | Legendary Artifact Creature | Construct | You can't cast permanent spells. {4}, {T}: Add {W}{U}{B}{R}{G}. When you cast your next spell this turn, exile cards from the top of your library until you exile an instant or sorcery card with lesser mana value. Until end of turn, you may cast that card without paying its mana cost. Put each other card exiled this way on the bottom of your library in a random order. | Daniel Ljunggren