Whenever you cast a spell, you gain 1 life for each spell you've cast this turn.

Pay 50 life: Aetherflux Reservoir deals 50 damage to any target.

You can't play lands.

Sacrifice a land: Draw two cards. Activate only once each turn.

Defender

When Akroan Horse enters the battlefield, an opponent gains control of it.

At the beginning of your upkeep, each opponent creates a 1/1 white Soldier creature token.

Flying, double strike

Whenever a creature you control deals combat damage to a player, you and that player each gain that much life.

At the beginning of your end step, if you have at least 15 life more than your starting life total, each player Angel of Destiny attacked this turn loses the game.

If this spell was cast from your hand and you've cast another spell named Approach of the Second Sun this game, you win the game. Otherwise, put Approach of the Second Sun into its owner's library seventh from the top and you gain 7 life.

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

{1}, {T}: Add {W}{U}.

Equipped creature gets +2/+0 and is goaded. (It attacks each combat if able and attacks a player other than you if able.)

{1}: Attach Bloodthirsty Blade to target creature an opponent controls. Activate only as a sorcery.

Body of Knowledge's power and toughness are each equal to the number of cards in your hand.

You have no maximum hand size.

Whenever Body of Knowledge is dealt damage, draw that many cards.

{1}, {T}: Add {R}{W}.

Gain control of all permanents you own. (This effect lasts indefinitely.)

Cycling {2} ({2}, Discard this card: Draw a card.)

{T}: Add {C}.

{U/R}, {T}: Add {U}{U}, {U}{R}, or {R}{R}.

Lands you control have "{T}: Add one mana of any color."

{T}: Add one mana of any color.

Clifftop Retreat enters the battlefield tapped unless you control a Mountain or a Plains.

{T}: Add {R} or {W}.

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

At the beginning of your upkeep, you may exchange control of Conjured Currency and target permanent you neither own nor control.

When Coveted Jewel enters the battlefield, draw three cards.

{T}: Add three mana of any one color.

Whenever one or more creatures an opponent controls attack you and aren't blocked, that player draws three cards and gains control of Coveted Jewel. Untap it.

Whenever a creature attacks you or a planeswalker you control, it gets +2/+0 until end of turn.

{2}: Target player other than Crown of Doom's owner gains control of it. Activate only during your turn.

Enchant player

If a source would deal damage to enchanted player, it deals double that damage to that player instead.

Enchant player

Enchanted player can't cast more than one spell each turn.

Return target nonland permanent you don't control to its owner's hand.

Overload {6}{U} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

When Delusions of Mediocrity enters the battlefield, you gain 10 life.

When Delusions of Mediocrity leaves the battlefield, you lose 10 life.

Flash

At the beginning of each player's draw step, that player draws an additional card.

Flying

{T}: Exchange control of two target nonlegendary creatures. You can't activate this ability during combat.

Players have no maximum hand size.

{X}{X}, {T}: Each player draws X cards.

{2}{U}, {T}: Each opponent mills cards equal to the number of cards in their hand.

Exile target nonland permanent. Each player other than its controller creates a token that's a copy of it.

Destroy target permanent. Its controller creates a 3/3 green Elephant creature token.

Flying

When Gilded Drake enters the battlefield, exchange control of Gilded Drake and up to one target creature an opponent controls. If you don't or can't make an exchange, sacrifice Gilded Drake. This ability still resolves if its target becomes illegal.

Glacial Fortress enters the battlefield tapped unless you control a Plains or an Island.

{T}: Add {W} or {U}.

Flying, haste

If a source would deal damage to you, it deals double that damage to you instead.

If a source would deal damage to Goldnight Castigator, it deals double that damage to Goldnight Castigator instead.

You can't cast creature spells.

({T}: Add {W} or {U}.)

As Hallowed Fountain enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

{T}: Add {W}.

{T}: Add {U}.

{T}: Add {C}.

{T}: Each player gains control of all creatures they own.

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

{T}: Draw two cards. Target opponent gains control of Humble Defector. Activate only during your turn.

Cumulative upkeep {2} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

When Illusions of Grandeur enters the battlefield, you gain 20 life.

When Illusions of Grandeur leaves the battlefield, you lose 20 life.

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

{1}, {T}: Add {U}{R}.

If you would draw a card while your library has no cards in it, you win the game instead.

+1: Target player mills two cards. Draw a card.

-8: Draw seven cards. Then if your library has no cards in it, you win the game.

At the beginning of your end step, target opponent gains control of Jinxed Choker and puts a charge counter on it.

At the beginning of your upkeep, Jinxed Choker deals damage to you equal to the number of charge counters on it.

{3}: Put a charge counter on Jinxed Choker or remove one from it.

{T}: Each player may draw a card, then each player who drew a card this way gains 1 life.

{2}, {T}: Copy target activated or triggered ability you control. You may choose new targets for the copy.

{3}, {T}: Copy target instant or sorcery spell you control. You may choose new targets for the copy.

{4}, {T}: Copy target permanent spell you control. (The copy becomes a token.)

At the beginning of each player's end step, put a charge counter on Mana Cache for each untapped land that player controls.

Remove a charge counter from Mana Cache: Add {C}. Any player may activate this ability but only during their turn before the end step.

You can't cast more than one spell each turn.

Whenever you cast a spell, draw a card.

({T}: Add {R}.)

{T}: Add {C}.

{W/U}, {T}: Add {W}{W}, {W}{U}, or {U}{U}.

Mystic Monastery enters the battlefield tapped.

{T}: Add {U}, {R}, or {W}.

{T}: Add {R}.

{T}: Add {W}.

When Niko Aris enters the battlefield, create X Shard tokens. (They're enchantments with "{2}, Sacrifice this enchantment: Scry 1, then draw a card.")

+1: Up to one target creature you control can't be blocked this turn. Whenever that creature deals damage this turn, return it to its owner's hand.

-1: Niko Aris deals 2 damage to target tapped creature for each card you've drawn this turn.

-1: Create a Shard token.

Hexproof

If a source would deal damage to you, prevent that damage and put an incarnation counter on Nine Lives.

When there are nine or more incarnation counters on Nine Lives, exile it.

When Nine Lives leaves the battlefield, you lose the game.

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.

Flying

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

{T}: Draw a card.

Enchant player

Creatures enchanted player controls lose all abilities and have base power and toughness 1/1.

Enchanted player can't activate abilities that aren't mana abilities or loyalty abilities.

Enchant player

At the beginning of enchanted player's first upkeep each turn, that player gets an additional upkeep step after this step.

Pendant of Prosperity enters the battlefield under the control of an opponent of your choice.

{2}, {T}: Draw a card, then you may put a land card from your hand onto the battlefield. Pendant of Prosperity's owner draws a card, then that player may put a land card from their hand onto the battlefield.

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

Flying, defender

As Pramikon, Sky Rampart enters the battlefield, choose left or right.

Each player may attack only the nearest opponent in the chosen direction and planeswalkers controlled by that opponent.

Psychosis Crawler's power and toughness are each equal to the number of cards in your hand.

Whenever you draw a card, each opponent loses 1 life.

If an instant or sorcery source you control would deal damage to a permanent or player, it deals that much damage plus 2 to that permanent or player instead.

At the beginning of each end step, discard your hand.

{T}: Add one mana of any color. An opponent gains control of Rainbow Vale at the beginning of the next end step.

{T}: Add {U}, {R}, or {W}.

Cycling {2} ({2}, Discard this card: Draw a card.)

({T}: Add {U}, {R}, or {W}.)

Raugrin Triome enters the battlefield tapped.

Cycling {3} ({3}, Discard this card: Draw a card.)

You have no maximum hand size.

{T}: Add {C}.

When Rest in Peace enters the battlefield, exile all graveyards.

If a card or token would be put into a graveyard from anywhere, exile it instead.

{T}: Add {U}.

{T}: Add {R}.

Exchange control of two target permanents that share a permanent type.

{T}: Add {C}.

{R/W}, {T}: Add {R}{R}, {R}{W}, or {W}{W}.

Flying

At the beginning of your upkeep, sacrifice an artifact other than Rust Elemental. If you can't, tap Rust Elemental and you lose 4 life.

({T}: Add {R} or {W}.)

As Sacred Foundry enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

{2}: Prevent the next 1 damage that would be dealt to target creature this turn. Any player may activate this ability.

Sea of Clouds enters the battlefield tapped unless you have two or more opponents.

{T}: Add {W} or {U}.

No more than one creature can attack each combat.

No more than one creature can block each combat.

Players can't untap more than one creature during their untap steps.

{T}: Add {C}{C}.

Players can't get counters.

Counters can't be put on artifacts, creatures, enchantments, or lands.

Spectator Seating enters the battlefield tapped unless you have two or more opponents.

{T}: Add {R} or {W}.

Prevent all combat damage that would be dealt to and dealt by creatures you control.

({T}: Add {U} or {R}.)

As Steam Vents enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

You can't cast creature spells.

Sulfur Falls enters the battlefield tapped unless you control an Island or a Mountain.

{T}: Add {U} or {R}.

{T}: Each player draws a card.

When Thassa's Oracle enters the battlefield, look at the top X cards of your library, where X is your devotion to blue. Put up to one of them on top of your library and the rest on the bottom of your library in a random order. If X is greater than or equal to the number of cards in your library, you win the game. (Each {U} in the mana costs of permanents you control counts toward your devotion to blue.)

Whenever a player draws their second card during their turn, you draw a card.

Whenever a player casts their second spell during their turn, you create a 2/2 white Knight creature token.

Flying

Whenever you draw a card, create a 1/1 blue and red Insect creature token with flying and haste.

{2}{U}{R}: Draw a card, then discard a card.

When The Locust God dies, return it to its owner's hand at the beginning of the next end step.

Cumulative upkeep--Exile the top card of your library. (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

When a player doesn't pay Thought Lash's cumulative upkeep, that player exiles all cards from their library.

Exile the top card of your library: Prevent the next 1 damage that would be dealt to you this turn.

You have no maximum hand size.

{T}: Add {C}.

Training Center enters the battlefield tapped unless you have two or more opponents.

{T}: Add {U} or {R}.

You have no maximum hand size.

At the beginning of your upkeep, you gain 1 life for each card in your hand.

+2: Exile target permanent you own. Return it to the battlefield under your control at the beginning of the next end step.

-1: Creatures can't be blocked this turn.

-8: You get an emblem with "Whenever you cast a spell, exile target permanent."

{2}: Draw a card. Any player may activate this ability but only during their draw step.

{2}: Target creature gains protection from the color of its controller's choice until end of turn. Any player may activate this ability.

At the beginning of your upkeep, you gain X life and draw X cards, where X is the number of permanents you own that your opponents control.

{U}{R}{W}: Target opponent gains control of target permanent you control.