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

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

Equipped creature has haste and shroud. (It can't be the target of spells or abilities.) Equip {0}

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

{T}, Pay 1 life: Destroy target permanent you own. {T}, Pay 2 life: Add one mana of any color. {T}, Pay 3 life: Proliferate. {T}, Pay 4 life: Draw a card. {5}: Untap this artifact.

{T}: Add {C}. {T}: Add {U} or {B}. This artifact deals 1 damage to you.

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

Flying, trample You can't win the game and your opponents can't lose the game.

When this creature enters, each player sacrifices a nontoken creature of their choice.

Flying This creature enters with four oil counters on it. At the beginning of your upkeep, remove an oil counter from this creature. Then if it has no oil counters on it, you lose the game. Whenever a creature an opponent controls dies, its controller loses 2 life.

You may have this creature enter as a copy of any nonland permanent on the battlefield.

Flying Whenever this creature attacks, gain control of target permanent you own but don't control. Disguise {1}{U} When this creature is turned face up, target opponent gains control of any number of target permanents you control. Draw a card for each one they gained control of this way.

Flying At the beginning of your upkeep, sacrifice a creature other than this creature.

Fear (This creature can't be blocked except by artifact creatures and/or black creatures.) Whenever a player casts a spell, sacrifice a creature.

This creature can't block. Whenever this creature deals combat damage, sacrifice a permanent.

Flying Whenever a player casts a spell, you lose 1 life.

Whenever this creature attacks, you lose half your life, rounded up. Whenever this creature deals combat damage to a player, that player loses half their life, rounded up. Morph {3}{B}{B} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)

Non-Eye creatures you control can't attack. This creature can't be blocked except by Walls.

Non-Eye creatures you control can't attack. Whenever this creature becomes blocked by a creature, destroy that creature.

Whenever this creature deals damage to a creature or opponent, this creature deals that much damage to you.

At the beginning of your upkeep, sacrifice a permanent. Whenever this creature deals combat damage to a player, that player sacrifices two permanents of their choice.

You can't cast creature spells.

Flying Whenever this creature deals combat damage to a player, sacrifice all other permanents you control and discard your hand. Exile the top six cards of your library. You may cast any number of spells from among cards exiled this way without paying their mana costs.

Flying, trample At the beginning of your upkeep, sacrifice a creature other than this creature. If you can't, this creature deals 7 damage to you. Morph {B}{B}{B}{B} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)

Flying, trample At the beginning of your upkeep, sacrifice a creature other than this creature. If you can't, this creature deals 7 damage to you.

Flash Flying You may have this creature enter as a copy of a creature an opponent controls, except it's a Faerie Shapeshifter in addition to its other types and it has flying.

Flying At the beginning of your upkeep, each opponent draws a card.

Trample Whenever this creature is dealt damage, sacrifice that many permanents.

Cumulative upkeep—Sacrifice a creature. (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.)

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.) At the beginning of your upkeep, you get a poison counter.

At the beginning of your end step, sacrifice each other creature you control. Discard two cards, Sacrifice this creature: Choose target opponent. Return this creature to the battlefield under that player's control at the beginning of their next upkeep.

At the beginning of your upkeep, discard a card.

Flying As this creature enters, choose two players. Whenever damage is dealt to one of the chosen players, the other chosen player also loses that much life.

At the beginning of each end step, if an opponent lost 3 or more life this turn, you may draw a card. (Damage causes loss of life.)

The Watcher in the Water enters tapped with nine stun counters on it. (If a permanent with a stun counter would become untapped, remove one from it instead.) Whenever you draw a card during an opponent's turn, create a 1/1 blue Tentacle creature token. Whenever a Tentacle you control dies, untap up to one target Kraken and put a stun counter on up to one target nonland permanent.

Enchant player Whenever enchanted player is attacked, you draw a card. Each opponent attacking that player does the same.

Enchant creature Shroud (A permanent with shroud can't be the target of spells or abilities.) Enchanted creature has shroud.

When this enchantment enters, choose two target creatures. For as long as this enchantment remains on the battlefield, exchange the text boxes of those creatures.

Creature spells you cast cost {2} less to cast. Creatures you control get -1/-1.

Enchant creature, land, or planeswalker Enchanted permanent is a colorless land with "{T}: Add {C}" and loses all other card types and abilities.

When Meathook Massacre II enters, each player sacrifices X creatures of their choice. Whenever a creature you control dies, you may pay 3 life. If you do, return that card under your control with a finality counter on it. Whenever a creature an opponent controls dies, they may pay 3 life. If they don't, return that card under your control with a finality counter on it.

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

Return all attacking creatures to their owner's hand.

Counter target noncreature spell. Its controller creates two Treasure tokens. (They're artifacts with "{T}, Sacrifice this token: Add one mana of any 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.

Counter target spell.

Counter target noncreature spell. Its controller loses 2 life.

Counter target noncreature spell.

Choose one — • Each opponent sacrifices a nontoken creature of their choice. • Each opponent sacrifices a creature token of their choice. • Each opponent sacrifices a planeswalker of their choice.

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.

Target creature gets +1/+0 and gains infect until end of turn. (It deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

Each opponent sacrifices a creature or planeswalker of their choice and gets a poison counter.

This land enters tapped unless you control an Island. {T}: Add {U}. {U}, {T}: The next spell you cast this turn has improvise. (Your artifacts can help cast that spell. Each artifact you tap after you're done activating mana abilities pays for {1}.)

{2}, {T}: Add {B} for each Swamp you control.

As this land enters, you may reveal an Island or Swamp card from your hand. If you don't, this land enters tapped. {T}: Add {U} or {B}.

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

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

This land enters tapped unless you control an Island or a Swamp. {T}: Add {U} or {B}.

{T}: Add {U}. {T}: Add {B}. Activate only if you control an Island or a Swamp.

({T}: Add {U}.)

{T}: Add {U}. Channel — {3}{U}, Discard this card: Return target artifact, creature, enchantment, or planeswalker to its owner's hand. This ability costs {1} less to activate for each legendary creature you control.

{T}: Add {C}. {T}, Sacrifice a creature: Add {B}{B}.

{T}: Add {C}. {2}, {T}, Sacrifice a Desert: Exile all graveyards.

This land enters tapped unless you control two or more other lands. {T}: Add {U} or {B}.

({T}: Add {U} or {B}.) This land enters tapped unless you control two or more basic lands.

{T}: Add {C}. {U/B}, {T}: Add {U}{U}, {U}{B}, or {B}{B}.

({T}: Add {B}.)

{T}: Add {C}. {T}: Add {U} or {B}. Activate only if you control a Swamp.

{T}: Add {C}. {T}: Add {U} or {B}. This land deals 1 damage to you.

Each land is a Swamp in addition to its other land types.

Search your library for a Demon card, reveal it, put it into your hand, then shuffle. Delirium — If there are four or more card types among cards in your graveyard, instead search your library for any card, put it into your hand, then shuffle.

Draw cards equal to the mana value of target artifact or creature you control. An opponent gains control of that permanent.

Destroy target creature or enchantment an opponent controls. You lose life equal to that permanent's mana value.

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

You draw two cards and you lose 2 life.

Scry 2, then draw two cards. You lose 2 life. (To scry 2, look at the top two cards of your library, then put any number of them on the bottom and the rest on top in any order.)

Each other player discards a card. You draw a card for each card discarded this way.