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.

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

{T}: Add one mana of any color. {T}: Put a charge counter on Coalition Relic. At the beginning of your precombat main phase, remove all charge counters from Coalition Relic. Add one mana of any color for each charge counter removed this way.

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.)

{2}, {T}: Add one mana of any color. Put a brick counter on Pyramid of the Pantheon. {T}: Add three mana of any one color. Activate only if there are three or more brick counters on Pyramid of the Pantheon.

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

Equipped creature has hexproof and haste. (It can't be the target of spells or abilities your opponents control.) Equip {1}

Flying Whenever Brago, King Eternal deals combat damage to a player, exile any number of target nonland permanents you control, then return those cards to the battlefield under their owner's control.

Flying Carnifex Demon enters the battlefield with two -1/-1 counters on it. {B}, Remove a -1/-1 counter from Carnifex Demon: Put a -1/-1 counter on each other creature.

When Channeler Initiate enters the battlefield, put three -1/-1 counters on target creature you control. {T}, Remove a -1/-1 counter from Channeler Initiate: Add one mana of any color.

When Decimator Beetle enters the battlefield, put a -1/-1 counter on target creature you control. Whenever Decimator Beetle attacks, remove a -1/-1 counter from target creature you control and put a -1/-1 counter on up to one target creature defending player controls.

{T}: Add {G}. Put a -1/-1 counter on Devoted Druid: Untap Devoted Druid.

Whenever Dusk Urchins attacks or blocks, put a -1/-1 counter on it. When Dusk Urchins dies, draw a card for each -1/-1 counter on it.

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.

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.

Whenever Hapatra, Vizier of Poisons deals combat damage to a player, you may put a -1/-1 counter on target creature. Whenever you put one or more -1/-1 counters on a creature, create a 1/1 green Snake creature token with deathtouch.

At the beginning of your upkeep, remove a -1/-1 counter from each creature you control. Persist (When this creature dies, if it had no -1/-1 counters on it, return it to the battlefield under its owner's control with a -1/-1 counter on it.)

Leech Bonder enters the battlefield with two -1/-1 counters on it. {U}, {Q}: Move a counter from target creature onto a second target creature. ({Q} is the untap symbol.)

You can't get poison counters. Creatures you control can't have -1/-1 counters put on them. Creatures your opponents control lose infect.

Wither (This deals damage to creatures in the form of -1/-1 counters.) At the beginning of your upkeep, put a -1/-1 counter on each nonblack creature.

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.

Wither (This deals damage to creatures in the form of -1/-1 counters.) Whenever a creature an opponent controls with a -1/-1 counter on it dies, you may return that card to the battlefield under your control.

At the beginning of each combat, creatures you control gain first strike until end of turn if a creature you control has first strike. The same is true for flying, deathtouch, double strike, haste, hexproof, indestructible, lifelink, menace, reach, skulk, trample, and vigilance.

{B/G}, Remove a -1/-1 counter from a creature you control: Quillspike gets +3/+3 until end of turn.

When Soul Snuffers enters the battlefield, put a -1/-1 counter on each creature.

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

Whenever a creature dies, if it had a -1/-1 counter on it, put a -1/-1 counter on target creature.

At the beginning of your upkeep, destroy target creature with a -1/-1 counter on it.

Whenever a -1/-1 counter is put on a creature, you may create a 1/1 green Elf Warrior creature token.

Whenever you put one or more -1/-1 counters on a creature, create that many 1/1 black Insect creature tokens.

When Oath of Ajani enters the battlefield, put a +1/+1 counter on each creature you control. Planeswalker spells you cast cost {1} less to cast.

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

Exile target nonland permanent. You lose 3 life.

Put a -1/-1 counter on each attacking creature.

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

Draw cards equal to the number of cards target opponent discarded this turn.

Target creature's controller sacrifices it, then creates X 1/1 green and white Elf Warrior creature tokens, where X is that creature's power.

Counter target spell. Its controller can't cast spells this turn.

Counter target enchantment, instant, or sorcery spell. Its controller creates a 2/2 blue Bird creature token with flying.

Exile target nonland permanent.

({T}: Add {G} or {U}.) As Breeding Pool enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

{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 {G} or {W}.) Canopy Vista enters the battlefield tapped unless you control two or more basic lands.

{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 {U} or {B}.) Fetid Pools enters the battlefield tapped. Cycling {2} ({2}, Discard this card: Draw a card.)

{T}, Pay 1 life, Sacrifice Flooded Strand: Search your library for a Plains or Island card, put it onto the battlefield, then shuffle.

({T}: Add {G}.)

({T}: Add {W} or {B}.) As Godless Shrine enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

({T}: Add {W} or {U}.) As Hallowed Fountain enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

({T}: Add {W} or {U}.) Irrigated Farmland enters the battlefield tapped. Cycling {2} ({2}, Discard this card: Draw a card.)

({T}: Add {U}.)

{T}, Pay 1 life, Sacrifice Marsh Flats: Search your library for a Plains or Swamp card, put it onto the battlefield, then shuffle.

{T}, Pay 1 life, Sacrifice Misty Rainforest: Search your library for a Forest or Island card, put it onto the battlefield, then shuffle.

({T}: Add {G}.) As Murmuring Bosk enters the battlefield, you may reveal a Treefolk card from your hand. If you don't, Murmuring Bosk enters the battlefield tapped. {T}: Add {W} or {B}. Murmuring Bosk deals 1 damage to you.

({T}: Add {B} or {G}.) As Overgrown Tomb enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

({T}: Add {W}.)

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

({T}: Add {W} or {U}.) Prairie Stream enters the battlefield tapped unless you control two or more basic lands.

{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 {U} or {B}.) Sunken Hollow enters the battlefield tapped unless you control two or more basic lands.

({T}: Add {B}.)

({T}: Add {G} or {W}.) As Temple Garden enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

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

{T}, Pay 1 life, Sacrifice Verdant Catacombs: Search your library for a Swamp or Forest card, put it onto the battlefield, then shuffle.

({T}: Add {U} or {B}.) As Watery Grave enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

+2: Reveal the top three cards of your library. Put all nonland permanent cards revealed this way into your hand and the rest on the bottom of your library in any order. −2: Exile target creature. Its controller gains life equal to its power. −9: Put five +1/+1 counters on each creature you control and five loyalty counters on each other planeswalker you control.

+1: Until your next turn, up to one target creature gets -3/-0 and its activated abilities can't be activated. −1: You gain 2 life and draw a card. −7: You get an emblem with "Your opponents can't untap more than two permanents during their untap steps."

+1: Scry 1, then draw a card. −2: Return target creature to its owner's hand. −8: You get an emblem with "Whenever an opponent casts their first spell each turn, counter that spell."

+2: Put a -1/-1 counter on up to one target creature. −3: Destroy target creature with a -1/-1 counter on it. −10: Return all creature cards from your graveyard to the battlefield.

+2: Scry 2. 0: Look at the top card of your library. If it's a land card or a creature card with mana value less than or equal to the number of loyalty counters on Nissa, Steward of Elements, you may put that card onto the battlefield. −6: Untap up to two target lands you control. They become 5/5 Elemental creatures with flying and haste until end of turn. They're still lands.

Put X -1/-1 counters on each creature. Shuffle Black Sun's Zenith into its owner's library.

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

Each player discards all the cards in their hand, then draws that many cards minus one.

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

Put a -1/-1 counter on each creature you don't control. You may search your library and/or graveyard for a card named Liliana, Death Wielder, reveal it, and put it into your hand. If you search your library this way, shuffle.

Choose one — • Exile all artifacts. • Exile all creatures. • Exile all enchantments. • Exile all planeswalkers.

Each player returns each creature card from their graveyard to the battlefield with an additional -1/-1 counter on it.

If {U} was spent to cast this spell, return up to one target creature to its owner's hand. If {B} was spent to cast this spell, target player reveals their hand, you choose a nonland card from it, then that player discards that card. (Do both if {U}{B} was spent.)

Search your library for a Forest or Plains card, reveal it, put it into your hand, then shuffle.

As an additional cost to cast this spell, put a -1/-1 counter on a creature you control. Draw two cards.

({U/P} can be paid with either {U} or 2 life.) Draw two cards, then proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

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.)