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

Creature tokens you control have flying. {2}{G}{U}, {T}, Sacrifice a token: Create a 4/4 green Beast creature token. Activate only as a sorcery.

{3}, {T}: Tap target creature and put a +1/+1 counter on it. Until end of turn, that creature gains "{2}{G}{U}: Double the number of +1/+1 counters on this creature."

Multicolored creatures you control get +1/+1.

As Seal of the Guildpact enters the battlefield, choose two colors. Each spell you cast costs {1} less to cast for each of the chosen colors it is.

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

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

As Tablet of the Guilds enters the battlefield, choose two colors. Whenever you cast a spell, if it's at least one of the chosen colors, you gain 1 life for each of the chosen colors it is.

{T}: Add {C}. {T}: Add {G} or {U}. Talisman of Curiosity deals 1 damage to you.

Flying {2}{G}{U}: Adapt 1. (If this creature has no +1/+1 counters on it, put a +1/+1 counter on it.)

{1}{U}: Adapt 1. (If this creature has no +1/+1 counters on it, put a +1/+1 counter on it.) Whenever one or more +1/+1 counters are put on Benthic Biomancer, draw a card, then discard a card.

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.

Disguise {5}{U} (You may cast this card face down for {3} as a 2/2 creature with ward {2}. Turn it face up any time for its disguise cost.) As Bubble Smuggler is turned face up, put four +1/+1 counters on it.

{1}{G}, {T}: This turn, each creature you control enters the battlefield with an additional +1/+1 counter on it. {1}{U}, {T}: Move a +1/+1 counter from target creature you control onto another target creature you control.

Experiment Kraj has all activated abilities of each other creature with a +1/+1 counter on it. {T}: Put a +1/+1 counter on target creature.

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.) Remove two +1/+1 counters from Experiment One: Regenerate Experiment One. (The next time this creature would be destroyed, instead tap it, remove it from combat, and heal all damage on it.)

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.

Flash When Frilled Mystic enters the battlefield, you may counter target spell.

Trample When Galloping Lizrog enters the battlefield, you may remove any number of +1/+1 counters from among creatures you control. If you do, put twice that many +1/+1 counters on Galloping Lizrog.

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

When you cast this spell, you gain half X life and draw half X cards. Round down each time. Flying, trample Hydroid Krasis enters the battlefield with X +1/+1 counters on it.

{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.)

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.

Flying When Merfolk Skydiver enters the battlefield, put a +1/+1 counter on target creature you control. {3}{G}{U}: Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Flash When Mystic Snake enters the battlefield, counter target spell.

Flying Nimbus Swimmer enters the battlefield with X +1/+1 counters on it.

{T}: Target creature becomes a Frog with base power and toughness 3/3 until end of turn.

({G/U} can be paid with either {G} or {U}.) {1}{G}: Move a +1/+1 counter from target creature onto another target creature with the same controller. {1}{U}: Attach target Aura attached to a permanent to another permanent with the same controller.

{U}: Untap Simic Ragworm.

Flying, trample Shroud (This creature can't be the target of spells or abilities.)

{5}{U}: Adapt 2. (If this creature has no +1/+1 counters on it, put two +1/+1 counters on it.) Each creature you control with a +1/+1 counter on it has flying.

{2}{U}: Adapt 2. (If this creature has no +1/+1 counters on it, put two +1/+1 counters on it.)

Graft 2 (This creature enters the battlefield with two +1/+1 counters on it. Whenever another creature enters the battlefield, you may move a +1/+1 counter from this creature onto it.) {1}{G}: Regenerate target creature with a +1/+1 counter on it.

Flying Whenever Trygon Predator deals combat damage to a player, you may destroy target artifact or enchantment that player controls.

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

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

Enchant creature At the beginning of your upkeep, put a +1/+1 counter on enchanted creature.

Enchant creature Enchanted creature can't attack or block, and its activated abilities can't be activated. {1}{G}{U}, Return Krasis Incubation to its owner's hand: Put two +1/+1 counters on enchanted creature.

({G/U} can be paid with either {G} or {U}.) Enchant creature When Shielding Plax enters the battlefield, draw a card. Enchanted creature can't be the target of spells or abilities your opponents control.

{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.

Choose one or both — • Target creature gets +1/+1 until end of turn. • Return target creature to its owner's hand.

Creatures you control have base power and toughness X/X until end of turn.

Move any number of +1/+1 counters from target creature onto another target creature with the same controller.

Choose a nonlegendary creature on the battlefield. Target creature becomes a copy of that creature until end of turn.

Counter target creature spell. Put a +1/+1 counter on up to one target creature you control.

Draw a card. You may put a land card from your hand onto the battlefield.

Target creature you control with a +1/+1 counter on it fights target creature an opponent controls. (Each deals damage equal to its power to the other.)

Counter target spell. At the beginning of your next precombat main phase, add X mana in any combination of colors, where X is that spell's mana value.

Destroy target creature. It can't be regenerated. That creature's controller creates a 3/3 green Frog Lizard creature token.

Return up to two target permanent cards from your graveyard to your hand.

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.

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

({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 one mana of any color in your commander's color identity.

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

({T}: Add {G}.)

Gateway Plaza enters the battlefield tapped. When Gateway Plaza enters the battlefield, sacrifice it unless you pay {1}. {T}: Add one mana of any color.

{T}: Add {C}. {1}, {T}: Add one mana of any color. If that mana is spent on a multicolored creature spell, that creature enters the battlefield with an additional +1/+1 counter on it.

({T}: Add {U}.)

{T}: Add {C}. {G}{U}, {T}: Put a +1/+1 counter on each creature that entered the battlefield this turn.

{T}: Add one mana of any color. Spend this mana only to cast a multicolored spell.

Rejuvenating Springs enters the battlefield tapped unless you have two or more opponents. {T}: Add {G} or {U}.

({T}: Add {G} or {U}.) Rimewood Falls enters the battlefield tapped.

Simic Growth Chamber enters the battlefield tapped. When Simic Growth Chamber enters the battlefield, return a land you control to its owner's hand. {T}: Add {G}{U}.

Simic Guildgate enters the battlefield tapped. {T}: Add {G} or {U}.

({T}: Add {G} or {U}.) Tangled Islet enters the battlefield tapped.

Transguild Promenade enters the battlefield tapped. When Transguild Promenade enters the battlefield, sacrifice it unless you pay {1}. {T}: Add one mana of any color.

Draw a card for each creature target player controls, then draw a card for each creature another target player controls.

For each of X target permanents, create X tokens that are copies of that permanent.

As an additional cost to cast this spell, sacrifice a creature. Search your library for a creature card with mana value equal to 1 plus the sacrificed creature's mana value, put that card onto the battlefield with an additional +1/+1 counter on it, then shuffle.

Shuffle your library, then reveal the top card. If it's a nonland card, you may cast it without paying its mana cost. If it's a land card, you may put it onto the battlefield and return Unexpected Results to its owner's hand.

Destroy target permanent. Its controller creates a 3/3 green Beast creature token.

When Biogenic Ooze enters the battlefield, create a 2/2 green Ooze creature token. At the beginning of your end step, put a +1/+1 counter on each Ooze you control. {1}{G}{G}{G}: Create a 2/2 green Ooze creature token.

At the beginning of the end step, if you control four or more creatures named Biovisionary, you win the game.

When Coiling Oracle enters the battlefield, reveal the top card of your library. If it's a land card, put it onto the battlefield. Otherwise, put that card into your hand.

Graft 2 (This creature enters the battlefield with two +1/+1 counters on it. Whenever another creature enters the battlefield, you may move a +1/+1 counter from this creature onto it.) {U}, {T}: Gain control of target creature with a +1/+1 counter on it for as long as Cytoplast Manipulator remains on the battlefield.

Graft 4 (This creature enters the battlefield with four +1/+1 counters on it. Whenever another creature enters the battlefield, you may move a +1/+1 counter from this creature onto it.) When Cytoplast Root-Kin enters the battlefield, put a +1/+1 counter on each other creature you control with a +1/+1 counter on it. {2}: Move a +1/+1 counter from target creature you control onto Cytoplast Root-Kin.

Elusive Krasis can't be blocked. 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.)

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

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.

Split second (As long as this spell is on the stack, players can't cast spells or activate abilities that aren't mana abilities.) Destroy target artifact or enchantment.

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 one or more +1/+1 counters are put on Lonis, investigate that many times. Whenever you sacrifice a Clue, put a +1/+1 counter on another target creature you control.

Counter target spell. Create an X/X green Ooze creature token, where X is that spell's mana value.

Graft 3 (This creature enters the battlefield with three +1/+1 counters on it. Whenever another creature enters the battlefield, you may move a +1/+1 counter from this creature onto it.) {2}: Target creature with a +1/+1 counter on it gains shroud until end of turn. (It can't be the target of spells or abilities.)

{T}, Sacrifice another creature: Search your library for a creature card with mana value equal to 1 plus the sacrificed creature's mana value, put that card onto the battlefield, then shuffle. Activate only as a sorcery.

Prime Speaker Zegana enters the battlefield with X +1/+1 counters on it, where X is the greatest power among other creatures you control. When Prime Speaker Zegana enters the battlefield, draw cards equal to its power.

You may have Progenitor Mimic enter the battlefield as a copy of any creature on the battlefield, except it has "At the beginning of your upkeep, if this creature isn't a token, create a token that's a copy of this creature."

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 Renegade Krasis evolves, put a +1/+1 counter on each other creature you control with a +1/+1 counter on it.

Flying, trample When Roalesk, Apex Hybrid enters the battlefield, put two +1/+1 counters on another target creature you control. When Roalesk dies, 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}{G}{U}: Adapt 1. (If this creature has no +1/+1 counters on it, put a +1/+1 counter on it.) Whenever one or more +1/+1 counters are put on Sharktocrab, tap target creature an opponent controls. That creature doesn't untap during its controller's next untap step.

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}, Remove one or more +1/+1 counters from Simic Manipulator: Gain control of target creature with power less than or equal to the number of +1/+1 counters removed this way.

This spell costs {X} less to cast, where X is the total toughness of creatures you control. Defender {2}{U}{U}: Until end of turn, target creature you control gets +1/+0, gains "Whenever this creature deals combat damage to a player, draw cards equal to its toughness," and can attack as though it didn't have defender.

{2}{G}: Adapt 2. (If this creature has no +1/+1 counters on it, put two +1/+1 counters on it.) Each creature you control with a +1/+1 counter on it has trample.

Graft 2 (This creature enters the battlefield with two +1/+1 counters on it. Whenever another creature enters the battlefield, you may move a +1/+1 counter from this creature onto it.) {1}{U}: Untap target creature with a +1/+1 counter on it.

Graft 5 (This creature enters the battlefield with five +1/+1 counters on it. Whenever another creature enters the battlefield, you may move a +1/+1 counter from this creature onto it.) Vigean Hydropon can't attack or block.