Outlast {W} ({W}, {T}: Put a +1/+1 counter on this creature. Outlast only as a sorcery.)

Each creature you control with a +1/+1 counter on it has flying.

+1: Distribute three +1/+1 counters among one, two, or three target creatures you control.

+1: Look at the top four cards of your library. You may reveal an Aura, creature, or planeswalker card from among them and put it into your hand. Put the rest on the bottom of your library in any order.

-8: You gain 100 life.

{T}: Add {C}{C}. Ancient Tomb deals 2 damage to you.

Ascend (If you control ten or more permanents, you get the city's blessing for the rest of the game.)

Whenever equipped creature attacks, put a +1/+1 counter on each creature you control. If you have the city's blessing, put two +1/+1 counters on each creature you control instead.

Equip {3}

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

Each other creature you control enters the battlefield with a number of additional +1/+1 counters on it equal to Arwen, Weaver of Hope's toughness.

Destroy target permanent an opponent controls. Its controller may search their library for a basic land card, put it onto the battlefield, then shuffle.

Flying, vigilance, deathtouch, lifelink

At the beginning of your end step, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

({T}: Add {B} or {G}.)

Benevolent Hydra enters the battlefield with X +1/+1 counters on it.

If one or more +1/+1 counters would be put on another creature you control, that many plus one +1/+1 counters are put on it instead.

{T}, Remove a +1/+1 counter from Benevolent Hydra: Put a +1/+1 counter on another target creature you control.

Flying

{T}: Add one mana of any color.

Bountiful Promenade enters the battlefield tapped unless you have two or more opponents.

{T}: Add {G} or {W}.

Whenever a creature you control with a +1/+1 counter on it deals combat damage to a player, you may draw a card.

At the beginning of your end step, put a +1/+1 counter on each creature you control and a loyalty counter on each planeswalker you control.

Whenever a creature you control enters, put a +1/+1 counter on each creature you control.

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

{T}: Add one mana of any color.

Whenever City of Brass becomes tapped, it deals 1 damage to you.

{T}: Add one mana of any color.

{T}: Add {C}.

{T}, Sacrifice Command Beacon: Put your commander into your hand from the command zone.

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

If one or more +1/+1 counters would be put on a creature you control, that many plus one +1/+1 counters are put on that creature instead.

When Conclave Mentor dies, you gain life equal to its power.

If one or more +1/+1 counters would be put on a creature you control, twice that many +1/+1 counters are put on it instead.

When Court of Garenbrig enters the battlefield, you become the monarch.

At the beginning of your upkeep, distribute two +1/+1 counters among up to two target creatures. Then if you're the monarch, double the number of +1/+1 counters on each creature you control.

Converge -- Crystalline Crawler enters with a +1/+1 counter on it for each color of mana spent to cast it.

Remove a +1/+1 counter from Crystalline Crawler: Add one mana of any color.

{T}: Put a +1/+1 counter on Crystalline Crawler.

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.")

Destroy all creatures with no counters on them.

Mentor (Whenever this creature attacks, put a +1/+1 counter on target attacking creature with lesser power.)

Creatures you control have "Whenever one or more counters are put on this creature for the first time each turn, draw a card."

When Deepglow Skate enters the battlefield, double the number of each kind of counter on any number of target permanents.

At the beginning of your upkeep, if an opponent controls three or more creatures, sacrifice Defense of the Heart, search your library for up to two creature cards, put those cards onto the battlefield, then shuffle.

Trample

As an additional cost to cast green permanent spells, you may pay 2 life. Those spells cost {G} less to cast if you paid life this way. This effect reduces only the amount of green mana you pay.

Whenever you cast a green permanent spell, put a +1/+1 counter on each creature you control.

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

If an effect would create one or more tokens under your control, it creates twice that many of those tokens instead.

If an effect would put one or more counters on a permanent you control, it puts twice that many of those counters on that permanent instead.

Search your library for an artifact or enchantment card, reveal it, then shuffle and put that card on top.

Whenever an opponent casts their first noncreature spell each turn, draw a card unless that player pays {X}, where X is Esper Sentinel's power.

When Ezuri, Stalker of Spheres enters the battlefield, you may pay {3}. If you do, proliferate twice.

Whenever you proliferate, draw a card.

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

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

Counter target noncreature spell.

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

Creatures you control gain indestructible until end of turn.

({T}: Add {G}.)

({T}: Add {G}.)

Whenever a player casts a spell, you may put a +1/+1 counter on Forgotten Ancient.

At the beginning of your upkeep, you may move any number of +1/+1 counters from Forgotten Ancient onto other creatures.

{T}: Add {G} for each creature you control.

If one or more +1/+1 counters would be put on a creature you control, that many plus one +1/+1 counters are put on it instead.

Creatures you control with +1/+1 counters on them can't be blocked.

Permanents you control gain hexproof and indestructible until end of turn.

Draw a card for each creature you control with a +1/+1 counter on it. Those creatures gain indestructible until end of turn. (Damage and effects that say "destroy" don't destroy them.)

({T}: Add {U}.)

({T}: Add {U}.)

Trample

Kalonian Hydra enters with four +1/+1 counters on it.

Whenever Kalonian Hydra attacks, double the number of +1/+1 counters on each creature you control.

If one or more +1/+1 counters would be put on a permanent you control, that many plus one +1/+1 counters are put on that permanent instead.

{T}: Add X mana of any one color, where X is Kami of Whispered Hopes's power.

{T}: Add {C}.

{4}, {T}: Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

{T}, Pay 1 life: Add one mana of any color.

At the beginning of your upkeep, flip a coin. If you lose the flip, Mana Crypt deals 3 damage to you.

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

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

Trample

Whenever a player casts a spell, put a +1/+1 counter on Managorger Hydra.

Each other creature you control enters the battlefield with a number of additional +1/+1 counters on it equal to Master Biomancer's power and as a Mutant in addition to its other types.

Mikaeus, the Lunarch enters the battlefield with X +1/+1 counters on it.

{T}: Put a +1/+1 counter on Mikaeus.

{T}, Remove a +1/+1 counter from Mikaeus: Put a +1/+1 counter on each other creature you control.

Morphic Pool enters the battlefield tapped unless you have two or more opponents.

{T}: Add {U} or {B}.

If Mox Diamond would enter the battlefield, you may discard a land card instead. If you do, put Mox Diamond onto the battlefield. If you don't, put it into its owner's graveyard.

{T}: Add one mana of any color.

+2: Create a Food token. (It's an artifact with "{2}, {T}, Sacrifice this artifact: You gain 3 life.")

+1: Target artifact or creature loses all abilities and becomes a green Elk creature with base power and toughness 3/3.

-5: Exchange control of target artifact or creature you control and target creature an opponent controls with power 3 or less.

If one or more +1/+1 counters would be put on an artifact or creature you control, that many plus one +1/+1 counters are put on it instead.

{1}{G}, {T}: Put a +1/+1 counter on target artifact or creature you control. Activate only as a sorcery.

Cycling {2} ({2}, Discard this card: Draw a card.)

({T}: Add {W}.)

({T}: Add {W}.)

Polukranos enters the battlefield with six +1/+1 counters on it. It escapes with twelve +1/+1 counters on it instead.

If damage would be dealt to Polukranos while it has a +1/+1 counter on it, prevent that damage and remove that many +1/+1 counters from it.

{1}{B}{G}: Polukranos fights another target creature.

Escape--{4}{B}{G}, Exile six other cards from your graveyard.

{T}: Add one mana of any type that a land you control could produce.

Rejuvenating Springs enters the battlefield tapped unless you have two or more opponents.

{T}: Add {G} or {U}.

You have no maximum hand size.

{T}: Add {C}.

{T}: Add one mana of any color.

At the beginning of your upkeep, put a night counter on Replicating Ring. 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."

Reyhan, Last of the Abzan enters the battlefield with three +1/+1 counters on it.

Whenever a creature you control dies or is put into the command zone, if it had one or more +1/+1 counters on it, you may put that many +1/+1 counters on target creature.

Partner (You can have two commanders if both have partner.)

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

Proliferate, then choose any number of permanents you control that had a counter put on them this way. Those permanents phase out. (To proliferate, choose any number of permanents and/or players, then give each another counter of each kind already there. Treat phased-out permanents and anything attached to them as though they don't exist until their controller's next turn.)

{T}: Add {C}.

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

({T}: Add {G} or {W}.)

({T}: Add {W} or {B}.)

Sea of Clouds enters the battlefield tapped unless you have two or more opponents.

{T}: Add {W} or {U}.

Put a +1/+1 counter on each of up to X target creatures you control.

Auras, Equipment, and modified creatures you control gain hexproof until end of turn. (Equipment, Auras you control, and counters are modifications.)

{1}{G}{U}: Put a +1/+1 counter on target creature you control.

Whenever one or more +1/+1 counters are put on a creature you control, put that many growth counters on Simic Ascendancy.

At the beginning of your upkeep, if Simic Ascendancy has twenty or more growth counters on it, you win the game.

Whenever an opponent draws a card, that player may pay {2}. If the player doesn't, you create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

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

({T}: Add {B}.)

({T}: Add {B}.)

Equipped creature gets +2/+2 and has protection from white and from blue.

Whenever equipped creature deals combat damage to a player, put a +1/+1 counter on a creature you control, then proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Equip {2}

Until your next turn, your life total can't change and you gain protection from everything. All permanents you control phase out. (While they're phased out, they're treated as though they don't exist. They phase in before you untap during your untap step.)

Exile Teferi's Protection.

Flying

If you would proliferate, proliferate twice instead.

{1}{U/P}{U/P}, Remove three counters from among other artifacts, creatures, and planeswalkers you control: Put an indestructible counter on Tekuthal, Inquiry Dominus. ({U/P} can be paid with either {U} or 2 life.)

This spell costs {X} less to cast, where X is the greatest power among creatures you control.

{T}: Add {G}{G}. You gain 2 life.

Whenever a nontoken creature enters the battlefield under your control, put a +1/+1 counter on it and draw a card.

Whenever a creature you control leaves the battlefield, if it had counters on it, put those counters on The Ozolith.

At the beginning of combat on your turn, if The Ozolith has counters on it, you may move all counters from The Ozolith onto target creature.

Flying

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

Partner with Pir, Imaginative Rascal (When this creature enters the battlefield, target player may put Pir into their hand from their library, then shuffle.)

Whenever you draw a card, put a +1/+1 counter on Toothy, Imaginary Friend.

When Toothy leaves the battlefield, draw a card for each +1/+1 counter on it.

({T}: Add {G} or {U}.)

({T}: Add {W} or {U}.)

({T}: Add {U} or {B}.)

Undergrowth Stadium enters the battlefield tapped unless you have two or more opponents.

{T}: Add {B} or {G}.

Return target permanent card from your graveyard to your hand. Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Search your library for a card, then shuffle and put that card on top. You lose 2 life.

Vault of Champions enters the battlefield tapped unless you have two or more opponents.

{T}: Add {W} or {B}.

Trample

When Verdurous Gearhulk enters the battlefield, distribute four +1/+1 counters among any number of target creatures you control.

At the beginning of your end step, put a +1/+1 counter on each creature you control. Untap those creatures.

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Create a 2/2 white Knight creature token with vigilance. (Then exile this card. You may cast the enchantment later from exile.)

Trample, haste

If you would put one or more counters on a permanent or player, put twice that many of each of those kinds of counters on that permanent or player instead.

If an opponent would put one or more counters on a permanent or player, they put half that many of each of those kinds of counters on that permanent or player instead, rounded down.

Walking Ballista enters with X +1/+1 counters on it.

{4}: Put a +1/+1 counter on Walking Ballista.

Remove a +1/+1 counter from Walking Ballista: It deals 1 damage to any target.

Return each creature without a +1/+1 counter on it to its owner's hand.

Search your library for a creature card, reveal it, then shuffle and put the card on top.