Counter target spell unless its controller pays {4}.

Counter target spell unless its controller pays {3}.

Counter target spell unless its controller pays {2}.

Counter target creature or planeswalker spell unless its controller pays {3}. If that spell is countered this way, exile it instead of putting it into its owner's graveyard.

Flying, haste You may cast sorcery spells as though they had flash. (You may cast them any time you could cast an instant.)

Exile the top eight cards of your library. You may put a land card from among them onto the battlefield. Until end of turn, for each nonland card type, you may cast a spell of that type from among the exiled cards without paying its mana cost.

Magecraft — Whenever you cast or copy an instant or sorcery spell, draw a card.

As an additional cost to cast this spell, discard a card. Draw two cards and create two Treasure tokens. (They're artifacts with "{T}, Sacrifice this artifact: Add one mana of any color.")

Defender, haste {T}: Draw a card, then discard a card.

Draw three cards, then put two cards from your hand on top of your library in any order.

Draw two cards, then discard a card.

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.

{2}, {T}, Sacrifice Credit Voucher: Shuffle any number of cards from your hand into your library, then draw that many cards.

Tap target creature. It doesn't untap during its controller's next untap step. Draw a card.

Exile the top X cards of your library. For each land card exiled this way, create a Treasure token. For each blue card exiled this way, draw a card. For each red card exiled this way, Culmination of Studies deals 1 damage to each opponent.

Surveil 2. (Look at the top two cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.) Draw a card.

Enchant creature Whenever enchanted creature deals damage to an opponent, you may draw a card.

Draw two cards, then discard two cards. Flashback {2}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

({U/P} can be paid with either {U} or 2 life.) Look at target player's hand. Draw a card.

At the beginning of each player's draw step, if Howling Mine is untapped, that player draws an additional card.

Look at the top five cards of your library, then put them back in any order.

Scry 1. Draw a card.

Draw three cards, untap up to two lands, then discard a card.

Draw four cards. Then discard two cards unless you discard an instant or sorcery card.

As an additional cost to cast this spell, discard a card. Draw two cards.

Draw two cards. Then discard a card unless you return a land you control to its owner's hand.

As an additional cost to cast this spell, discard a card. Draw two cards and create two Treasure tokens. (They're artifacts with "{T}, Sacrifice this artifact: Add one mana of any color.")

As an additional cost to cast this spell, sacrifice an artifact or discard a card. Draw two cards.

{T}, Sacrifice Evolving Wilds: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

As Frostboil Snarl enters the battlefield, you may reveal an Island or Mountain card from your hand. If you don't, Frostboil Snarl enters the battlefield tapped. {T}: Add {U} or {R}.

({T}: Add {U}.)

Izzet Boilerworks enters the battlefield tapped. When Izzet Boilerworks enters the battlefield, return a land you control to its owner's hand. {T}: Add {U}{R}.

Izzet Guildgate enters the battlefield tapped. {T}: Add {U} or {R}.

({T}: Add {R}.)

Path of Ancestry enters the battlefield tapped. {T}: Add one mana of any color in your commander's color identity. When that mana is spent to cast a creature spell that shares a creature type with your commander, scry 1. (Look at the top card of your library. You may put that card on the bottom.)

Prismari Campus enters the battlefield tapped. {T}: Add {U} or {R}. {4}, {T}: Scry 1.

You have no maximum hand size. {T}: Add {C}.

Restless Spire enters the battlefield tapped. {T}: Add {U} or {R}. {U}{R}: Until end of turn, Restless Spire becomes a 2/1 blue and red Elemental creature with "As long as it's your turn, this creature has first strike." It's still a land. Whenever Restless Spire attacks, scry 1.

{T}: Add {C}. {1}{U}, {T}: Return target Wizard you control to its owner's hand.

Temple of Epiphany enters the battlefield tapped. When Temple of Epiphany enters the battlefield, scry 1. {T}: Add {U} or {R}.

Training Center enters the battlefield tapped unless you have two or more opponents. {T}: Add {U} or {R}.

{T}: Add one mana of any color in your commander's color identity.

When Campus Guide enters the battlefield, you may search your library for a basic land card, reveal it, then shuffle and put that card on top.

Coldsteel Heart enters the battlefield tapped. As Coldsteel Heart enters the battlefield, choose a color. {T}: Add one mana of the chosen color.

{T}: Add one mana of any color in your commander's color identity. Sacrifice Commander's Sphere: Draw a card.

Flying When Galazeth Prismari enters the battlefield, create a Treasure token. Artifacts you control have "{T}: Add one mana of any color. Spend this mana only to cast an instant or sorcery spell."

Instant and sorcery spells you cast cost {1} less to cast.

{T}: Add one mana of any color. {2}, {T}, Sacrifice Letter of Acceptance: Draw a card.

Flying Whenever Maelstrom Muse attacks, the next instant or sorcery spell you cast this turn costs {X} less to cast, where X is Maelstrom Muse's power as this ability resolves.

Flash At the beginning of your upkeep, put an oil counter on Mindsplice Apparatus. Instant and sorcery spells you cast cost {1} less to cast for each oil counter on Mindsplice Apparatus.

Magecraft — Whenever you cast or copy an instant or sorcery spell, put a book counter on Spell Satchel. {T}, Remove a book counter from Spell Satchel: Add {C}. {3}, {T}, Remove three book counters from Spell Satchel: Draw a card.

Storm-Kiln Artist gets +1/+0 for each artifact you control. Magecraft — Whenever you cast or copy an instant or sorcery spell, create a Treasure token.

If it's neither day nor night, it becomes day as The Celestus enters the battlefield. {T}: Add one mana of any color. {3}, {T}: If it's night, it becomes day. Otherwise, it becomes night. Activate only as a sorcery. Whenever day becomes night or night becomes day, you gain 1 life. You may draw a card. If you do, discard a card.

Counter target artifact or enchantment spell.

Counter target spell.

Return target nonland permanent to its owner's hand. Then that permanent's controller may sacrifice a land. If the player does, they may copy this spell and may choose a new target for that copy.

The owner of target permanent shuffles it into their library, then reveals the top card of their library. If it's a permanent card, they put it onto the battlefield.

Counter target spell unless its controller pays {X}.

Counter target spell. Scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)

Choose one — • Counter target spell if it's red. • Destroy target permanent if it's red.

Lightning Bolt deals 3 damage to any target.

Counter target spell. If that spell is countered this way, put it on top of its owner's library instead of into that player's graveyard.

Counter target noncreature spell.

Shock deals 2 damage to any target.

Look at the top three cards of your library. Put one of them into your hand and the rest on the bottom of your library in any order.

Surge {2}{U} (You may cast this spell for its surge cost if you or a teammate has cast another spell this turn.) Target player draws two cards.

Counter target spell. Look at the top four cards of your library, then put them back in any order.

Return target nonland permanent to its owner's hand.

Return target creature to its owner's hand. Draw a card.

When Exultant Cultist dies, draw a card.

Counter target blue spell.

Surge {1}{U} (You may cast this spell for its surge cost if you or a teammate has cast another spell this turn.) Tap target creature. It doesn't untap during its controller's next untap step. Draw a card.

Draw a card. Jump-start (You may cast this card from your graveyard by discarding a card in addition to paying its other costs. Then exile this card.)

Whenever Slith Strider becomes blocked, draw a card. Whenever Slith Strider deals combat damage to a player, put a +1/+1 counter on it.

Flying Instant and sorcery spells you cast with mana value 5 or greater cost {1} less to cast.

When you cast your next instant or sorcery spell this turn, copy that spell. You may choose new targets for the copy.