When Contagion Clasp enters, put a -1/-1 counter on target creature. {4}, {T}: Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Landfall — Whenever a land you control enters, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Flying Whenever this creature deals combat damage to a player or planeswalker, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Whenever another nontoken creature you control enters, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Dethrone (Whenever this creature attacks the player with the most life or tied for the most life, put a +1/+1 counter on it.) This creature can't be blocked by creatures with power 2 or less. Whenever this creature deals combat damage to a player or dies, proliferate.

When this creature enters, choose one — • Put a shield counter on target permanent. (If it would be dealt damage or destroyed, remove a shield counter from it instead.) • Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Choose one — • Destroy target artifact. • Put target creature on the bottom of its owner's library. • Counter target instant spell.

{1}, Sacrifice this creature: Choose one — • Destroy target artifact. • Destroy target enchantment. • Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Ninjutsu {1}{G} This creature enters with a deathtouch counter on it. Whenever this creature deals combat damage to a player, you may remove a deathtouch counter from it. When you do, exile target artifact or enchantment that player controls.

Counter target noncreature spell.

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

Exile target creature. Its controller manifests the top card of their library. (That player puts the top card of their library onto the battlefield face down as a 2/2 creature. If it's a creature card, it can be turned face up any time for its mana cost.)

Counter target spell. If that spell's mana value was 3 or less, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Put X +1/+1 counters on target creature you control. Then counter up to one target spell unless its controller pays mana equal to the greatest power among creatures you control.

{G}: Exile target card from a graveyard. If it was a creature card, put a +1/+1 counter on this creature and you gain 1 life.

Return target nonland permanent to its owner's hand. If that permanent had mana value 3 or less, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

When this creature enters, put a shield counter on target noncommander creature you don't control. You gain control of that creature for as long as it has a shield counter on it. (If it would be dealt damage or destroyed, remove a shield counter from it instead.)

When you cast this spell, copy it for each kind of counter among permanents you control. You may choose new targets for the copies. Return target nonland permanent to its owner's hand.

Destroy target nonland permanent. Its controller creates a 1/1 white Human creature token.

Flying Whenever this creature attacks, choose a counter on a permanent you control. Put a counter of that kind on target permanent you control if it doesn't have a counter of that kind on it.

Whenever a player casts a spell, you may put a +1/+1 counter on this creature. At the beginning of your upkeep, you may move any number of +1/+1 counters from this creature onto other creatures.

At the beginning of combat on your turn, put a +1/+1 counter on target creature you control.

Addendum — If you cast this spell during your main phase, put a shield counter on a creature you control. (If it would be dealt damage or destroyed, remove a shield counter from it instead.) Choose a kind of counter on a creature you control. Put a counter of that kind on each other creature you control.

Whenever you attack, put a shield counter on target attacking creature. Until end of turn, it gains "Whenever this creature deals combat damage to a player, remove a shield counter from it. If you do, draw a card." (If a creature with a shield counter on it would be dealt damage or destroyed, remove a shield counter from it instead.)

{T}, Put a page counter on this artifact: Scry 1. (Look at the top card of your library. You may put that card on the bottom.) {2}, {T}, Put a page counter on this artifact: Draw a card. When there are four or more page counters on this artifact, exile it. If you do, you gain 4 life.

{T}: Add one mana of any color. {4}, {T}: Choose one. Activate only as a sorcery. • Double the number of each kind of counter on target permanent. • Double the number of each kind of counter you have.

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

At the beginning of your upkeep, put a time counter on this enchantment. Once each turn, you may pay {0} rather than pay the mana cost for a spell you cast with mana value X or less, where X is the number of time counters on this enchantment.

Multikicker {2} (You may pay an additional {2} any number of times as you cast this spell.) This artifact enters with a charge counter on it for each time it was kicked. {T}: Add {C} for each charge counter on this artifact.

Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

When this land enters, sacrifice it. When you do, search your library for a basic Forest, Plains, or Island card, put it onto the battlefield tapped, then shuffle and you gain 1 life.

{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 {G}.)

As this land enters, you may reveal a Forest or Plains card from your hand. If you don't, this land enters tapped. {T}: Add {G} or {W}.

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

({T}: Add {U}.)

{T}: Add {C}. {1}, {T}: Move a counter from target permanent you control onto another target permanent. Activate only as a sorcery.

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

({T}: Add {W}.)

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

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

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

This land enters tapped. When this land enters, scry 1. (Look at the top card of your library. You may put that card on the bottom.) {T}: Add {W} or {U}.

This land enters tapped. When this land enters, scry 1. (Look at the top card of your library. You may put that card on the bottom.) {T}: Add {G} or {U}.

This land enters tapped. When this land enters, scry 1. (Look at the top card of your library. You may put that card on the bottom.) {T}: Add {G} or {W}.

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

{T}: Add {C}. {T}, Sacrifice this land: Search your library for a basic Forest, Plains, or Island card, put it onto the battlefield tapped, then shuffle. Cycling {G}{W}{U} ({G}{W}{U}, Discard this card: Draw a card.)

This land enters tapped with two charge counters on it. {T}: Add {U}. {T}, Remove a charge counter from this land: Add one mana of any color.

This land enters tapped with two charge counters on it. {T}: Add {G}. {T}, Remove a charge counter from this land: Add one mana of any color.

This artifact enters with a +1/+1 counter, a flying counter, a deathtouch counter, and a shield counter on it. (If it would be dealt damage or destroyed, remove a shield counter from it instead.) Whenever a creature you control enters, you may move a counter from this artifact onto that creature. {2}, Sacrifice this artifact: Draw a card.

Arixmethes enters tapped with five slumber counters on it. As long as Arixmethes has a slumber counter on it, it's a land. (It's not a creature.) Whenever you cast a spell, you may remove a slumber counter from Arixmethes. {T}: Add {G}{U}.

This creature gets +3/+0 as long as it has three or more oil counters on it. {T}: Add one mana of any color. Whenever this creature becomes tapped, exile target card from a graveyard and put an oil counter on this creature.

When this enchantment enters, any number of target opponents each draw a card. Put an ingredient counter on this enchantment, then put an ingredient counter on it for each card drawn this way. Whenever you cast a creature spell, that creature enters with X additional +1/+1 counters on it, where X is the number of ingredient counters on this enchantment.

At the beginning of combat on your turn, choose a kind of counter at random that this creature doesn't have on it from among flying, first strike, deathtouch, hexproof, lifelink, menace, reach, trample, vigilance, and +1/+1. Put a counter of that kind on this creature.

Denry Klin enters with your choice of a +1/+1, first strike, or vigilance counter on it. Whenever a nontoken creature you control enters, if Denry Klin has counters on it, put the same number of each kind of counter on that creature.

{T}: Add {G}. Put a -1/-1 counter on this creature: Untap this creature.

At the beginning of combat on your turn, put a charge counter on this Equipment. Equipped creature gets +1/+1 for each counter on this Equipment. As long as this Equipment has four or more counters on it, equipped creature has double strike. Equip—Pay {3} or remove a counter from this Equipment.

Put a +1/+1 counter, a reach counter, and a deathtouch counter on target creature. Untap it.

Whenever you draw a card, you may put a hoofprint counter on this enchantment. {2}{W}, Remove four hoofprint counters from this enchantment: Create a 4/4 white Elemental creature token with flying. Activate only during your turn.

{T}: Add {W}. Put a time counter on this artifact. {T}, Remove X time counters from this artifact and exile it: Return each nonland permanent card with mana value X from your graveyard to the battlefield. Activate only as a sorcery.

At the beginning of your upkeep, you may put a harmony counter on Instrument of the Bards. {3}{G}, {T}: Search your library for a creature card with mana value equal to the number of harmony counters on Instrument of the Bards, reveal it, and put it into your hand. If that card is legendary, create a Treasure token. Then shuffle.

Lifelink When this creature enters, you may pay {1}{W} any number of times. When you pay this cost one or more times, put that many valor counters on this creature. Creatures you control get +1/+1 for each valor counter on this creature.

This artifact enters with a number of suspect counters on it equal to the greatest number of creatures a player controls. {2}, {T}, Remove a suspect counter from this artifact: Draw a card. {2}, Sacrifice this artifact: Draw a card.

{T}: Add {U}. {2}{U}: Put an hour counter on this artifact. At the beginning of each upkeep, put an hour counter on this artifact. When the twelfth hour counter is put on this artifact, shuffle your hand and graveyard into your library, then draw seven cards. Exile this artifact.

This artifact enters tapped and with three coin counters on it. {T}, Remove a coin counter from this artifact: Create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

Whenever Omo enters or attacks, put an everything counter on each of up to one target land and up to one target creature. Each land with an everything counter on it is every land type in addition to its other types. Each nonland creature with an everything counter on it is every creature type.

{T}: Add one mana of any color. At the beginning of your upkeep, put a night counter on this artifact. Then if it has eight or more night counters on it, remove all of them and create eight colorless snow artifact tokens named Replicated Ring with "{T}: Add one mana of any color."

Flash Hexproof When this creature enters, put a hexproof counter on target creature. Then move any number of counters from among creatures you control onto that creature.

Lifelink Cycling {1}{W} ({1}{W}, Discard this card: Draw a card.) When you cycle this card, put a lifelink counter on target creature you control.

{T}: Add {C}. Put a point counter on this artifact. Whenever a creature deals combat damage to you, remove a point counter from this artifact. Whenever a creature you control deals combat damage to an opponent, put a point counter on this artifact. Then if it has ten or more point counters on it, remove them all and that player loses the game.

This artifact enters with a page counter on it. Whenever your commander enters or attacks, put a page counter on this artifact. {1}, {T}, Remove a page counter from this artifact: Draw a card.

{T}: Add one mana of any color. Put a nest counter on this creature. {T}, Sacrifice this creature: Create a 2/2 green Spider creature token with reach for each counter on this creature. Activate only as a sorcery.

Defender Put a -0/-1 counter on this creature: Add {G}. Activate only once each turn.