You may choose new targets for target spell.

Counter target spell. Untap up to four lands.

Split second (As long as this spell is on the stack, players can't cast spells or activate abilities that aren't mana abilities.) Exchange control of target noncreature spell and target creature. Then the spell's controller may choose new targets for it.

Counter target noncreature spell. Untap up to three lands.

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

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

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

{1}, {T}: Roll a d4 and create a number of Treasure tokens equal to the result. The player to your right gains control of this artifact.

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

This artifact can't be sacrificed. {1}, {T}: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle. The player to your right gains control of this artifact. {2}, {T}: Draw a card. The player to your right gains control of this artifact.

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

{T}: Add {U}, {R}, or {W}. {U}{R}{W}, {T}, Sacrifice this artifact: Draw a card.

Equipped creature has shroud. (It can't be the target of spells or abilities.) {U}{U}: Attach Neurok Stealthsuit to target creature you control. Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)

This artifact enters 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. This artifact's owner draws a card, then that player may put a land card from their hand onto the battlefield.

{T}: Add {U}, {R}, or {W}. Cycling {2} ({2}, Discard this card: Draw a card.)

This land enters tapped. When this land enters, return a land you control to its owner's hand. {T}: Add {W}{U}.

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

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

({T}: Add {U}.)

This land enters tapped. When this land enters, return a land you control to its owner's hand. {T}: Add {U}{R}.

({T}: Add {R}.)

This land enters tapped. {T}: Add {C}. {2}, {T}, Sacrifice this land: Search your library for up to two basic land cards that share a land type, put them onto the battlefield tapped, then shuffle.

This land enters tapped. {T}: Add {U}, {R}, or {W}.

This land enters tapped. {T}: Add {R} or {W}. {2}{R}{W}: This land becomes a 2/1 red and white Elemental creature with double strike until end of turn. It's still a land.

This land enters 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.)

({T}: Add {W}.)

This land enters tapped. Indestructible {T}: Add {W} or {U}.

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

This land enters tapped. When this land enters, you gain 1 life. {T}: Add {W} or {U}.

This land enters tapped. Indestructible {T}: Add {U} or {R}.

This land enters tapped. When this land enters, you gain 1 life. {T}: Add {U} or {R}.

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

This land enters tapped. When this land enters, you gain 1 life. {T}: Add {W} or {U}.

Defender When this creature enters, an opponent gains control of it. At the beginning of your upkeep, each opponent creates a 1/1 white Soldier creature token.

Vigilance Creatures can't attack you or planeswalkers you control unless their controller pays {1} for each of those creatures.

{T}: Target player gains control of target artifact, creature, or land you control.

At the beginning of your upkeep, this creature deals 2 damage to each other creature you control.

Vigilance (Attacking doesn't cause this creature to tap.) Lifelink (Damage dealt by this creature also causes you to gain that much life.) At the beginning of your upkeep, if you have 40 or more life, you win the game.

Defender (This creature can't attack.) Flying Prevent all combat damage that would be dealt to and dealt by this creature.

Whenever this creature blocks or becomes blocked, target opponent gains control of it. (This removes this creature from combat.)

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 this creature, it deals double that damage to this creature instead.

You can't cast creature spells.

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

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

Whenever an opponent casts a spell, you may exchange control of this creature and that spell. If you do, you may choose new targets for the spell. (If the spell becomes a permanent, you control that permanent.)

Flying, defender As Pramikon enters, 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.

Flying At the beginning of your upkeep, sacrifice another artifact. If you can't, tap this creature and you lose 4 life.

You can't cast creature spells.

Vigilance Whenever this creature enters or attacks, you may return target permanent card with mana value 3 or less from your graveyard to the battlefield.

You have no maximum hand size. At the beginning of your upkeep, if you have exactly thirteen cards in your hand, you win the game. {3}{U}: Draw a card.

When this creature enters, exchange control of target land you control and target land an opponent controls.

Cleave {4}{U}{U}{R} (You may cast this spell for its cleave cost. If you do, remove the words in square brackets.) Take an extra turn after this one. During that turn, damage can't be prevented. [At the beginning of that turn's end step, you lose the game.] Exile Alchemist's Gambit.

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.

Exchange control of two target creatures controlled by different players. If you control neither creature, draw three cards.

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

You can't play lands. Sacrifice a land: Draw two cards. Activate only once each turn.

Flash Enchant creature Enchanted creature has shroud. (It can't be the target of spells or abilities.)

When this enchantment enters, exile target creature an opponent controls with mana value 3 or less. When this enchantment leaves the battlefield, target opponent creates a 3/3 green Dinosaur creature token with trample.

When this enchantment enters, exile target nonland permanent an opponent controls until this enchantment leaves the battlefield.

As this enchantment enters, choose two players. If a source controlled by one of the chosen players would deal damage to the other chosen player or a permanent that player controls, that source deals double that damage to that player or permanent instead.

Enchant Mountain you control When this Aura enters, exile target creature an opponent controls until this Aura leaves the battlefield. (That creature returns under its owner's control.)

Enchant creature As long as enchanted creature is blue, it gets +1/+1 and has shroud. (It can't be the target of spells or abilities.) As long as enchanted creature is red, it gets +1/+1 and has haste.

Enchant creature Enchanted creature is an Insect artifact creature with base power and toughness 0/1 and has indestructible, and it loses all other abilities, card types, and creature types.

When this enchantment enters, you gain 10 life. When this enchantment leaves the battlefield, you lose 10 life.

Enchant nonland permanent Enchanted permanent can't attack or block, and its activated abilities can't be activated. {3}: Destroy this Aura. Only your opponents may activate this ability and only as a sorcery.

If a source would deal 4 or more damage to a permanent or player, that source deals 3 damage to that permanent or player instead.

Creatures can't attack you unless their controller pays {2} for each creature they control that's attacking you.

When this enchantment enters, for each opponent, exile up to one target nonland permanent that player controls until this enchantment leaves the battlefield. (Those permanents return under their owners' control.)

Hexproof If a source would deal damage to you, prevent that damage and put an incarnation counter on this enchantment. When there are nine or more incarnation counters on this enchantment, exile it. When this enchantment leaves the battlefield, you lose the game.

Enchant basic land you control When this Aura enters, exile target creature or planeswalker an opponent controls until this Aura leaves the battlefield.

Creatures can't attack you unless their controller pays {2} for each creature they control that's attacking you.

At the beginning of your upkeep, you may exchange control of target nonland permanent you control and target nonland permanent an opponent controls with equal or lesser mana value.

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.

Ward {3} (Whenever this enchantment becomes the target of a spell or ability an opponent controls, counter it unless that player pays {3}.) When this enchantment enters, exile target nonland permanent an opponent controls until this enchantment leaves the battlefield.

At the beginning of your upkeep, sacrifice this enchantment unless you discard a card. Skip your draw step. You have shroud. (You can't be the target of spells or abilities.) Prevent all damage that would be dealt to you.