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

Astral Cornucopia enters the battlefield with X charge counters on it. {T}: Choose a color. Add one mana of that color for each charge counter on Astral Cornucopia.

When Contagion Engine enters the battlefield, put a -1/-1 counter on each creature target player controls. {4}, {T}: Proliferate, then proliferate again. (Choose any number of permanents and/or players, then give each another counter of each kind already there. Then do it again.)

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

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 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."

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

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}

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 lifelink.

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.

Genomic Enhancement — {T}: Add one mana of any color. If this mana is spent to cast a creature spell, that creature enters the battlefield with an additional +1/+1 counter on it.

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

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.

Converge — Crystalline Crawler enters the battlefield 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.

Whenever you cast an enchantment spell, you get an experience counter. {1}{W}{B}: Create a white and black Spirit enchantment creature token. It has "This creature's power and toughness are each equal to the number of experience counters you have."

Whenever a creature with power 2 or less enters the battlefield under your control, you get an experience counter. At the beginning of combat on your turn, put X +1/+1 counters on another target creature you control, where X is the number of experience counters you have.

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

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

Flying, trample Falco Spara, Pactweaver enters the battlefield with a shield counter on it. You may look at the top card of your library any time. You may cast spells from the top of your library by removing a counter from a creature you control in addition to paying their other costs.

Evolve (Whenever a creature enters the battlefield under your control, if that creature has greater power or toughness than this creature, put a +1/+1 counter on this creature.) Whenever a +1/+1 counter is put on Fathom Mage, you may draw a card.

Fertilid enters the battlefield with two +1/+1 counters on it. {1}{G}, Remove a +1/+1 counter from Fertilid: Target player searches their library for a basic land card, puts it onto the battlefield tapped, then shuffles.

Evolve (Whenever a creature enters the battlefield under your control, if that creature has greater power or toughness than this creature, put a +1/+1 counter on this creature.) {T}: Add {G} for each +1/+1 counter on Gyre Sage.

This spell costs {1} less to cast for each creature you control with a +1/+1 counter on it. Creature spells you cast cost {1} less to cast for each creature you control with a +1/+1 counter on it.

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

Training (Whenever this creature attacks with another creature with greater power, put a +1/+1 counter on this creature.) {2}{W}, Remove two +1/+1 counters from among creatures you control: Destroy target artifact or enchantment.

{T}: Add one mana of any type that a land you control could produce. If Incubation Druid has a +1/+1 counter on it, add three mana of that type instead. {3}{G}{G}: Adapt 3. (If this creature has no +1/+1 counters on it, put three +1/+1 counters on it.)

Trample Kalonian Hydra enters the battlefield 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.

Reach Modified creatures you control have trample. (Equipment, Auras you control, and counters are modifications.) Whenever a modified creature you control deals combat damage to a player, search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

Whenever another creature you control dies, you get an experience counter. At the beginning of your end step, choose target creature card in your graveyard. If that card's mana value is less than or equal to the number of experience counters you have, return it to the battlefield. Otherwise, put it into your hand.

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.

Ward {X}, where X is the number of experience counters you have. At the beginning of your end step, if a permanent you controlled left the battlefield this turn, you get an experience counter. Creatures you control get +1/+0 for each experience counter you have.

Heroic — Whenever you cast a spell that targets Sage of Hours, put a +1/+1 counter on it. Remove all +1/+1 counters from Sage of Hours: For each five counters removed this way, take an extra turn after this one.

You may have Spark Double enter the battlefield as a copy of a creature or planeswalker you control, except it enters with an additional +1/+1 counter on it if it's a creature, it enters with an additional loyalty counter on it if it's a planeswalker, and it isn't legendary.

Spike Weaver enters the battlefield with three +1/+1 counters on it. {2}, Remove a +1/+1 counter from Spike Weaver: Put a +1/+1 counter on target creature. {1}, Remove a +1/+1 counter from Spike Weaver: Prevent all combat damage that would be dealt this turn.

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.)

At the beginning of each end step, put a slime counter on each creature you don't control. Creatures you don't control get -1/-1 for each slime counter on them. Whenever a creature you don't control with a slime counter on it dies, create a 1/1 black Slug creature token. {U}{B}, Sacrifice a Slug: Draw a card.

{G}{U}, {T}: Double the number of each kind of counter on target artifact, creature, or land.

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 the battlefield 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.

At the beginning of your upkeep, put a time counter on As Foretold. 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 As Foretold.

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

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.

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.

Enchant creature When Hydra's Growth enters the battlefield, put a +1/+1 counter on enchanted creature. At the beginning of your upkeep, double the number of +1/+1 counters on enchanted creature.

Whenever you cast a spell, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Exile target nonland permanent. You lose 3 life.

Choose three. You may choose the same mode more than once. • Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.) • Target creature phases out. (Treat it and anything attached to it as though they don't exist until its controller's next turn.) • Counter target activated or triggered ability.

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.)

Destroy target creature or enchantment.

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

Destroy target artifact or creature. It can't be regenerated.

{T}: Add {C}. {1}, {T}: Put a storage counter on Calciform Pools. {1}, Remove X storage counters from Calciform Pools: Add X mana in any combination of {W} and/or {U}.

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

{T}: Add {C}. {1}, {T}: Put a storage counter on Dreadship Reef. {1}, Remove X storage counters from Dreadship Reef: Add X mana in any combination of {U} and/or {B}.

({T}: Add {G}.)

{T}: Add {C}. {2}{G}{W}, {T}: Put a +1/+1 counter on each creature you control.

({T}: Add {W}, {B}, or {G}.) Indatha Triome enters the battlefield tapped. Cycling {3} ({3}, Discard this card: Draw a card.)

({T}: Add {U}.)

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

Llanowar Reborn enters the battlefield tapped. {T}: Add {G}. Graft 1 (This land enters the battlefield with a +1/+1 counter on it. Whenever a creature enters the battlefield, you may move a +1/+1 counter from this land onto it.)

{T}: Add {C}. {1}, {T}: Put a storage counter on Mage-Ring Network. {T}, Remove any number of storage counters from Mage-Ring Network: Add {C} for each storage counter removed this way.

{T}: Add {C}. {1}, {T}: Add one mana of any color in your commander's color identity. If you spend this mana to cast your commander, it enters the battlefield with a number of additional +1/+1 counters on it equal to the number of times it's been cast from the command zone this game.

Oran-Rief, the Vastwood enters the battlefield tapped. {T}: Add {G}. {T}: Put a +1/+1 counter on each green creature that entered the battlefield this turn.

({T}: Add {W}.)

({T}: Add {W}, {U}, or {B}.) Raffine's Tower enters the battlefield tapped. Cycling {3} ({3}, Discard this card: Draw a card.)

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

{T}: Add {C}. {1}, {T}: Put a storage counter on Saltcrusted Steppe. {1}, Remove X storage counters from Saltcrusted Steppe: Add X mana in any combination of {G} and/or {W}.

({T}: Add {G}, {W}, or {U}.) Spara's Headquarters enters the battlefield tapped. Cycling {3} ({3}, Discard this card: Draw a card.)

({T}: Add {B}.)

Vivid Creek enters the battlefield tapped with two charge counters on it. {T}: Add {U}. {T}, Remove a charge counter from Vivid Creek: Add one mana of any color.

Vivid Grove enters the battlefield tapped with two charge counters on it. {T}: Add {G}. {T}, Remove a charge counter from Vivid Grove: Add one mana of any color.

Vivid Marsh enters the battlefield tapped with two charge counters on it. {T}: Add {B}. {T}, Remove a charge counter from Vivid Marsh: Add one mana of any color.

Vivid Meadow enters the battlefield tapped with two charge counters on it. {T}: Add {W}. {T}, Remove a charge counter from Vivid Meadow: Add one mana of any color.

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

Creatures you control have vigilance. +1: You gain 3 life. −2: Put a +1/+1 counter on each creature you control and a loyalty counter on each other planeswalker you control.

Destroy all creatures with no counters on them.

Search your library for a Plains, Island, Swamp, or Mountain card, put it onto the battlefield tapped, then shuffle.

Search your library for a Forest card, put that card onto the battlefield, then shuffle.