This land enters tapped. When this land enters, exile target player's graveyard. {T}: Add {B}.

As this land enters, choose a creature type. {T}: Add {C}. {T}: Add one mana of any color. Spend this mana only to cast a creature spell of the chosen type, and that spell can't be countered.

{T}: Add {C}. {T}, Sacrifice this land: Put your commander into your hand from the command zone.

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

This land enters tapped. When this land enters, sacrifice it unless you return an untapped Island you control to its owner's hand. {T}: Add {C}{U}.

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

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

{T}: Add one mana of any color. Whenever you tap this land for mana, target opponent creates a 1/1 colorless Spirit creature token.

({T}: Add {U}.)

This land enters tapped unless you have two or more opponents. {T}: Add {U} or {B}.

{T}, Pay 1 life, Sacrifice this land: Search your library for an Island or Swamp card, put it onto the battlefield, then shuffle.

{T}: Add {C}. {4}, {T}: Target creature can't be blocked this turn.

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

{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.

As The Black Gate enters, you may pay 3 life. If you don't, it enters tapped. {T}: Add {B}. {1}{B}, {T}: Choose a player with the most life or tied for most life. Target creature can't be blocked by creatures that player controls this turn.

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

You may have this creature enter as a copy of any creature on the battlefield, except it has "{X}: This creature has base power and toughness X/X."

You may have this creature enter as a copy of a creature you control, except it has "{2}{U}{U}: Return this creature to its owner's hand."

You may have this creature enter as a copy of a creature you control.

({U/P} can be paid with either {U} or 2 life.) You may have this creature enter as a copy of any artifact or creature on the battlefield, except it's an artifact in addition to its other types.

You may have this creature enter as a copy of any creature on the battlefield, except it's a Pirate in addition to its other types and it has "Whenever this creature or another creature with the same name deals combat damage to a player, you draw a card."

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

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

Imprint — When this artifact enters, you may exile a nonartifact, nonland card from your hand. {T}: Add one mana of any of the exiled card's colors.

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

Blue creature spells you cast cost {1} less to cast. Whenever you cast a creature spell, target creature an opponent controls doesn't untap during its controller's next untap step.

When this artifact enters, exile target card from a graveyard. {1}, {T}, Exile this artifact: Exile all cards from all graveyards, then draw a card.

If an artifact or creature entering causes a triggered ability of a permanent you control to trigger, that ability triggers an additional time.

{2}, {T}, Choose flying, first strike, trample, or shadow: Until end of turn, target creature with the chosen ability loses it and another target creature gains it.

Blue spells you cast cost {1} less to cast.

You may have this artifact enter as a copy of any artifact on the battlefield.

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

{T}: Add {C}{C}. {2}, {T}, Sacrifice this artifact: Exile any number of target players' graveyards. Draw a card.

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

{2}: This artifact becomes a copy of target artifact, creature, enchantment, or land until end of turn.

The "legend rule" doesn't apply to permanents you control. Each legendary creature you control gets +1/+1. Each nontoken creature you control gets +1/+1 for each other creature you control with the same name as that creature.

The "legend rule" doesn't apply.

Enchant creature Whenever enchanted creature attacks, you may create a token that's a copy of that creature. Exile that token at end of combat.

Flying Whenever an opponent draws a card, you may draw two cards.

Shadow (This creature can block or be blocked by only creatures with shadow.) If a card would be put into an opponent's graveyard from anywhere, instead exile it with a void counter on it. {T}, Sacrifice this creature: Choose an exiled card an opponent owns with a void counter on it. You may play it this turn without paying its mana cost.

Flash If an opponent would draw a card except the first one they draw in each of their draw steps, instead that player skips that draw and you draw a card.

You may have Sakashima enter as a copy of another creature you control, except it has Sakashima's other abilities. The "legend rule" doesn't apply to permanents you control. Partner (You can have two commanders if both have partner.)

Enchant creature you control At the beginning of your upkeep, create a token that's a copy of enchanted creature, except the token is 1/1. When enchanted creature dies, if that creature was a Horror, return this card to its owner's hand.

At the beginning of your upkeep, create a token that's a copy of another target nonland permanent you control.

At the beginning of combat on your turn, create a token that's a copy of equipped creature, except the token isn't legendary. That token gains haste. Equip {5}

Whenever an opponent attacks you and/or one or more planeswalkers you control, exile the top card of that player's library. You may play that card for as long as it remains exiled, and you may spend mana as though it were mana of any color to cast it.

If this card is in your opening hand, you may begin the game with it on the battlefield. If a card would be put into an opponent's graveyard from anywhere, exile it instead.

At the beginning of your upkeep, you draw a card and you lose 1 life.

Whenever another card is put into a graveyard from anywhere, exile that card.

Whenever an opponent casts a spell, you may draw a card unless that player pays {1}.

Choose one — • Counter target spell. • Target player draws two cards. • Gain control of target nonland permanent with mana value 1 or less.

Counter target spell. If that spell is countered this way, exile it instead of putting it into its owner's graveyard. You may shuffle up to four target cards from your graveyard into your library.

Counter target spell. If that spell is countered this way, exile it instead of putting it into its owner's graveyard.

If you control a commander, you may cast this spell without paying its mana cost. Counter target noncreature spell.

If it's not your turn, you may exile a blue card from your hand rather than pay this spell's mana cost. Counter target noncreature spell. If that spell is countered this way, exile it instead of putting it into its owner's graveyard.

You may pay 1 life and exile a blue card from your hand rather than pay this spell's mana cost. Counter target spell.

Counter target spell. At the beginning of your next main phase, add an amount of {C} equal to that spell's mana value.

You draw three cards and you lose 3 life.

Draw two cards, then discard two cards.

Destroy all creatures. They can't be regenerated.

Search your library for a card, put that card into your hand, then shuffle.

Search your library for a card, put that card into your hand, then shuffle.

Draw three cards, then put two cards from your hand both on top of your library or both on the bottom of your library.

Choose odd or even. Exile each creature with mana value of the chosen quality. (Zero is even.)

Search your library for a card, put that card into your hand, then shuffle. You lose 3 life.

Create a token that's a copy of target creature you control, except the token has flying and it isn't legendary.

Kicker {5} (You may pay an additional {5} as you cast this spell.) Create a token that's a copy of target creature. If this spell was kicked, create five of those tokens instead.

Target player draws two cards and loses 2 life.

Each opponent exiles cards from the top of their library until that player has exiled cards with total mana value 20 or more.

Each player discards their hand, then draws cards equal to the greatest number of cards a player discarded this way. Cipher (Then you may exile this spell card encoded on a creature you control. Whenever that creature deals combat damage to a player, its controller may cast a copy of the encoded card without paying its mana cost.)