Return all attacking creatures to their owner's hand.

Counter target spell.

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.")

Counter target spell, activated ability, or triggered ability. Its controller loses life equal to the number of creatures you control.

Counter target spell, activated ability, or triggered ability. (Mana abilities can't be targeted.)

Untap all nonland permanents you control.

Exile target creature. Its controller may search their library for a basic land card, put that card onto the battlefield tapped, then shuffle.

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

You may spend mana as though it were mana of any color. {T}: Add {C}{C}{C}{C}{C}. {5}, {T}: Draw a card for each color among permanents you control.

You may play lands from your graveyard. {T}: Choose target nonland permanent card in your graveyard. If you haven't cast a spell this turn, you may cast that card. If you do, you can't cast additional spells this turn. Activate only as a sorcery.

Imprint — When this artifact enters, you may exile an instant card with mana value 2 or less from your hand. {2}, {T}: You may copy the exiled card. If you do, you may cast the copy without paying its mana cost.

{T}: Add one mana of any color. {1}, {T}: Untap target legendary creature you control.

At the beginning of your end step, if you didn't activate a loyalty ability of a planeswalker this turn, you lose 2 life. {4}, {T}: For each planeswalker you control, you may activate one of its loyalty abilities once this turn as though none of its loyalty abilities have been activated this turn.

{T}: Add {C}. {G}{U}, {T}: You may cast spells this turn as though they had flash.

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

{T}: Add {C}. {2}, {T}: Add X mana of any one color, where X is the number of other Gates you control.

{T}: Add {C}. {2}, {T}: Target creature gets +X/+X until end of turn, where X is the number of Gates you control. Activate only as a sorcery.

This land enters tapped. As this land enters, choose a color other than black. {T}: Add {B} or one mana of the chosen color.

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

This land enters tapped. As this land enters, choose a color other than white. {T}: Add {W} or one mana of the chosen color.

This land enters tapped. As this land enters, choose a color other than red. {T}: Add {R} or one mana of the chosen color.

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

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

{T}: Add {C}. {1}, {T}, Sacrifice this land: You may cast spells this turn as though they had flash.

{T}: Add one mana of any color that a land an opponent controls could produce.

({T}: Add {G}.)

This land enters tapped. When this land enters, sacrifice it unless you pay {1}. {T}: Add one mana of any color.

This land enters tapped. {T}: Add {B} or {G}.

Gates you control enter untapped. {T}: Add {C}. {T}: Add one mana of any color that a Gate you control could produce.

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

{T}: Add {C}. {1}, {T}: Add one mana of any color. {1}, {T}, Tap an untapped Gate you control: Create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

({T}: Add {U}.)

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

({T}: Add {G}, {U}, or {R}.) This land enters tapped. Cycling {3} ({3}, Discard this card: Draw a card.)

This land enters tapped. As this land enters, choose a color other than green. {T}: Add {G} or one mana of the chosen color.

This land enters tapped. {T}: Add {C}. {3}, {T}, Return this land to its owner's hand: Search your library for a Gate card, put it onto the battlefield, then shuffle. If you control ten or more Gates with different names, you win the game.

({T}: Add {R}.)

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

({T}: Add {W}.)

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

This land enters tapped. As this land enters, choose a color other than blue. {T}: Add {U} or one mana of the chosen color.

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

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

({T}: Add {G}, {W}, or {U}.) This land enters tapped. Cycling {3} ({3}, Discard this card: Draw a card.)

({T}: Add {B}.)

When this land enters, up to one target creature phases out. {T}: Add {C}. {1}, {T}: Add one mana of any color. {4}: Put this card from your hand onto the battlefield.

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.

{2}{U}, {T}: Copy target activated or triggered ability you control. You may choose new targets for the copy. Ultimate Sacrifice — {1}{U}, Sacrifice Adric: Counter target activated or triggered ability. Doctor's companion (You can have two commanders if the other is the Doctor.)

Activated abilities of creatures you control cost {X} less to activate, where X is Agatha's power. This effect can't reduce the mana in that cost to less than one mana. {4}{R}{G}: Other creatures you control get +1/+1 and gain trample and haste until end of turn.

{T}: Draw three cards. {2}{U}{U}: Return Arcanis to its owner's hand.

Activated abilities of creatures you control cost {2} less to activate. This effect can't reduce the mana in that cost to less than one mana. {T}: The next time target creature adapts this turn, it adapts as though it had no +1/+1 counters on it.

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

{T}: For each color among permanents you control, add one mana of that color.

Discard a card: You may cast a creature spell from your graveyard this turn. Activate only once each turn. Whenever a nontoken creature you control enters, if you didn't cast it from your hand, it gains haste until your next turn.

{T}: Exile target land card from a graveyard. Add one mana of any color. {B}, {T}: Exile target instant or sorcery card from a graveyard. Each opponent loses 2 life. {G}, {T}: Exile target creature card from a graveyard. You gain 2 life.

Haste You may activate abilities of other creatures you control as though those creatures had haste. {T}: When you next activate an ability that isn't a mana ability this turn by spending four or more mana to activate it, copy that ability. You may choose new targets for the copy.

When this creature enters, you may exile an instant card from your hand. {X}, {T}: Copy the exiled card. You may cast the copy without paying its mana cost. X is the mana value of the exiled card.

Vigilance This creature gets +1/+1 for each color among permanents you control. {T}: For each color among permanents you control, add one mana of that color.

Other blue creatures you control get +1/+1. {U}: Target artifact creature becomes blue until end of turn. Tap an untapped blue creature you control: Add {C}{C}. Spend this mana only to cast artifact spells or activate abilities of artifacts.

{1}: You may cast target creature card in a graveyard this turn. When you cast it this turn, this creature gains all activated abilities of that card until end of turn.

Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.) {T}: Add {B}, {R}, or {G}.

{T}: Untap another target permanent. {T}: Untap two other target legendary creatures.

{R}: All creatures gain trample and haste until end of turn. {1}{G}: Put a +1/+1 counter on target creature. {2}{W}: Target player gains 5 life. {3}{U}: Target player draws a card. {4}{B}: Put target creature card from a graveyard onto the battlefield under its owner's control.

When Kogla and Yidaro enters, choose one — • It gains trample and haste until end of turn. • It fights target creature you don't control. {2}{R}{G}, Discard this card: Destroy up to one target artifact or enchantment. Shuffle this card into your library from your graveyard, then draw a card.

When Kogla enters, it fights up to one target creature you don't control. Whenever Kogla attacks, destroy target artifact or enchantment defending player controls. {1}{G}: Return target Human you control to its owner's hand. Kogla gains indestructible until end of turn.

Partner with Lore Weaver (When this creature enters, target player may put Lore Weaver into their hand from their library, then shuffle.) {T}: Untap two target lands.

Partner with Ley Weaver (When this creature enters, target player may put Ley Weaver into their hand from their library, then shuffle.) {5}{U}{U}: Target player draws two cards.

You may play an additional land on each of your turns. {R}{G}, Return a land you control to its owner's hand: Target creature gains trample until end of turn.

Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.) {T}: Add {G}, {W}, or {U}.

Flying {2}, {Q}: Add one mana of any color. ({Q} is the untap symbol.)

Indestructible As long as your devotion to red is less than five, Purphoros isn't a creature. Other creatures you control have haste. {2}{R}: You may put a red creature card or an artifact creature card from your hand onto the battlefield. Sacrifice it at the beginning of the next end step.

Flying, trample Pay 2 life, Sacrifice another creature: Search your library for a card, put that card into your hand, then shuffle.

Flash Double strike, vigilance, haste Other creatures you control have haste. {W}, {T}: Untap another target creature.

Other tapped creatures you control have deathtouch. Other untapped creatures you control have hexproof. {1}, {T}: Untap another target creature or land you control.

Flying You, planeswalkers you control, and other creatures you control have hexproof. {4}{G}{G}: Put a +1/+1 counter on each creature you control.

Sacrifice this creature: Prevent all combat damage that would be dealt this turn.

{3}, {T}: Create a colorless snow artifact token named Icy Manalith with "{T}: Add one mana of any color." {6}{R}{G}, {T}: Look at the top four cards of your library. You may cast a spell from among them without paying its mana cost. Put the rest on the bottom of your library in a random order.

When this creature enters, return target card from your graveyard to your hand. Eternalize {5}{G}{G} ({5}{G}{G}, Exile this card from your graveyard: Create a token that's a copy of it, except it's a 4/4 black Zombie Human Shaman with no mana cost. Eternalize only as a sorcery.)

+2: During target player's next turn, each creature that player controls attacks if able. −2: Rowan Kenrith deals 3 damage to each tapped creature target player controls. −8: Target player gets an emblem with "Whenever you activate an ability that isn't a mana ability, copy it. You may choose new targets for the copy." Partner with Will Kenrith Rowan Kenrith can be your commander.

+1: Look at the top two cards of your library. Put one of them into your hand and the other on the bottom of your library. −1: Untap up to four target permanents. −10: You get an emblem with "You may activate loyalty abilities of planeswalkers you control on any player's turn any time you could cast an instant." Teferi, Temporal Archmage can be your commander.

Creatures you control have hexproof. {1}{G}: Regenerate target creature. (The next time it would be destroyed this turn, instead tap it, remove it from combat, and heal all damage on it.)

Creatures you control have haste. Sacrifice this enchantment: Target creature gets +2/+2 until end of turn.

This spell costs {1} less to cast for each creature on the battlefield. Blasphemous Act deals 13 damage to each creature.

Search your library for up to two basic land cards and/or Gate cards, put them onto the battlefield tapped, then shuffle.

Choose one or more — • Exile all artifacts. • Exile all creatures. • Exile all enchantments. • Exile all graveyards.

Search your library for a land card, reveal it, put it into your hand, then shuffle.

Tempting offer — Search your library for a land card and put it onto the battlefield. Each opponent may search their library for a land card and put it onto the battlefield. For each opponent who searches a library this way, search your library for a land card and put it onto the battlefield. Then each player who searched a library this way shuffles.