Flying

At the beginning of your upkeep, mill a card. If an instant or sorcery card was milled this way, transform Aberrant Researcher.

Flying

As an additional cost to cast this spell, sacrifice a blue permanent.

Counter target spell.

({R/P} can be paid with either {R} or 2 life.)

Gain control of target creature an opponent controls until end of turn. Untap that creature. It gains haste until end of turn.

Creature spells can't be cast.

Pay 4 life: Destroy Aether Storm. It can't be regenerated. Any player may activate this ability.

Heroic -- Whenever you cast a spell that targets Akroan Conscriptor, gain control of another target creature until end of turn. Untap that creature. It gains haste until end of turn.

Exile the top seven cards of your library. Until end of turn, you may cast spells from among them.

If this spell was cast from your hand, add ten mana of any one color.

Counter target spell. Its controller may draw up to two cards at the beginning of the next turn's upkeep.

You draw a card at the beginning of the next turn's upkeep.

Roll two d8 and choose one result. Draw cards equal to that result. Then you may cast an instant or sorcery spell with mana value less than or equal to the other result from your hand without paying its mana cost.

Look at the top four cards of your library. You may reveal an instant or sorcery card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

Flashback {3}{U}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Instant and sorcery spells cost {2} less to cast.

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

Target creature gets -4/-0 until end of turn.

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.)

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

Target attacking creature gets +2/+2 until end of turn. Each attacking non-Human creature gains trample until end of turn.

For each opponent, gain control of target permanent that player controls.

Gain control of target creature until end of turn. Untap that creature. It gains haste until end of turn. Bond of Passion deals 2 damage to any other target.

Target player mills three cards.

Storm (When you cast this spell, copy it for each spell cast before it this turn. You may choose new targets for the copies.)

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

Target attacking creature gets +3/+3 until end of turn. If it's an artifact creature, it gains trample until end of turn.

Return target instant or sorcery card from your graveyard to your hand.

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.

Target creature gets -4/-0 until end of turn. Scry 2.

Target creature gets -4/-0 until end of turn. If you control a Wizard, draw a card.

Surveil 1. (Look at the top card of your library. You may put it into your graveyard.)

Draw a card.

This spell can't be countered.

Counter target spell you don't control.

Overload {1}{U}{U}{R} (You may cast this spell for its overload cost. If you do, change its text by replacing all instances of "target" with "each.")

Counter target spell.

Each player returns a creature they control to its owner's hand.

This spell costs {U} less to cast for each instant and sorcery spell you've cast this turn.

Whenever Demilich attacks, exile up to one target instant or sorcery card from your graveyard. Copy it. You may cast the copy.

You may cast Demilich from your graveyard by exiling four instant and/or sorcery cards from your graveyard in addition to paying its other costs.

Target creature has base power and toughness 1/1 until end of turn.

Return target spell or permanent with mana value 1 or greater to its owner's hand.

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.)

Flying

At the beginning of your upkeep, you may gain control of target permanent until end of turn. If you do, untap it and it gains haste until end of turn.

Target creature you don't control gets -4/-0 until end of turn.

Overload {2}{U} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

Create two 1/1 red Goblin creature tokens.

Storm (When you cast this spell, copy it for each spell cast before it this turn.)

Council's dilemma -- Starting with you, each player votes for time or money. For each time vote, take an extra turn after this one. For each money vote, choose a permanent owned by the voter and gain control of it. Exile Expropriate.

Return target creature to its owner's hand. If its mana value was 3 or less, scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)

Tap all creatures blocking target attacking creature. Prevent all combat damage that would be dealt this turn by that creature and each creature blocking it.

Discard a card, then draw a card. When you discard a nonland card this way, Fiery Encore deals damage equal to that card's mana value to target creature or planeswalker.

Storm (When you cast this spell, copy it for each spell cast before it this turn.)

Flame-Blessed Bolt deals 2 damage to target creature or planeswalker. If that creature or planeswalker would die this turn, exile it instead.

Return target instant or sorcery card from your graveyard to your hand. Exile Flood of Recollection.

When you cast this spell, copy it for each time you've cast your commander from the command zone this game. You may choose new targets for the copies.

Copy target instant or sorcery spell. You may choose new targets for the copy.

Until end of turn, target creature loses all abilities and becomes a green Elephant with base power and toughness 3/3.

Grapeshot deals 1 damage to any target.

Storm (When you cast this spell, copy it for each spell cast before it this turn. You may choose new targets for the copies.)

Counter target spell unless its controller pays {2}.

Storm (When you cast this spell, copy it for each spell cast before it this turn. You may choose new targets for the copies.)

Target creature gets -5/-0 until end of turn.

You choose how each player votes this turn.

Draw a card.

Haste

{R}, {T}: Exile target instant or sorcery card from your graveyard.

{1}{R}, {T}, Sacrifice Izzet Chemister: Cast any number of cards exiled with Izzet Chemister without paying their mana costs.

Gain control of target creature until end of turn. Untap that creature. It gains haste and menace until end of turn. (A creature with menace can't be blocked except by two or more creatures.)

For each opponent, gain control of up to one target creature that player controls until end of turn. Untap those creatures. They gain haste until end of turn.

Dominate Monster -- When Mind Flayer enters the battlefield, gain control of target creature for as long as you control Mind Flayer.

Whenever a nontoken creature enters the battlefield under your control, flip a coin until you lose a flip. For each flip you won, create a token that's a copy of that creature. Those tokens gain haste. Exile them at the beginning of the next end step.

Mizzium Mortars deals 4 damage to target creature you don't control.

Overload {3}{R}{R}{R} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

Whenever you cast an instant or sorcery spell with mana value greater than the number of experience counters you have, you get an experience counter.

Instant and sorcery spells you cast cost {1} less to cast for each experience counter you have.

Exile target card that's an instant or sorcery from your graveyard. For each card exiled this way, copy it, and you may cast the copy without paying its mana cost. Exile Mizzix's Mastery.

Overload {5}{R}{R}{R} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

Haste

When Molten Primordial enters the battlefield, for each opponent, gain control of up to one target creature that player controls until end of turn. Untap those creatures. They gain haste until end of turn.

This spell can't be countered.

Flying

Whenever you draw a card, Niv-Mizzet, Parun deals 1 damage to any target.

Whenever a player casts an instant or sorcery spell, you draw a card.

This spell costs {8} less to cast if you have eight or more instant and/or sorcery cards in your graveyard.

Ward {8}

Magecraft -- Whenever you cast or copy an instant or sorcery spell, target creature has base power and toughness 8/8 until end of turn.

You may cast spells from your hand without paying their mana costs.

Haste

Storm Fleet Sprinter can't be blocked.

Flying

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

Whenever you cast an instant or sorcery spell, Storm Skreelix gets +2/+0 until end of turn.

Whenever one or more creatures you control deal combat damage to a player, create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

At the beginning of your end step, if you control five or more artifacts, transform Storm the Vault.

(Transforms from Storm the Vault.)

{T}: Add one mana of any color.

{T}: Add {U} for each artifact you control.

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.

Return target creature to its owner's hand.

Draw a card.

Return target permanent to its owner's hand.

Storm (When you cast this spell, copy it for each spell cast before it this turn. You may choose new targets for the copies.)

Whenever you cast an instant or sorcery spell, copy it for each other instant and sorcery spell you've cast before it this turn. You may choose new targets for the copies.

Return target creature to its owner's hand.

Return target instant or sorcery card from your graveyard to your hand. Volcanic Vision deals damage equal to that card's mana value to each creature your opponents control. Exile Volcanic Vision.

Magecraft -- Whenever you cast or copy an instant or sorcery spell, scry 1. If that spell's mana value is 5 or greater, create a 4/4 blue and red Elemental creature token. If that spell's mana value is 10 or greater, Zaffai, Thunder Conductor deals 10 damage to an opponent chosen at random.