When Avenger of Zendikar enters the battlefield, create a 0/1 green Plant creature token for each land you control.

Landfall -- Whenever a land enters the battlefield under your control, you may put a +1/+1 counter on each Plant creature you control.

Return target card from your graveyard to your hand.

Bala Ged Sanctuary enters the battlefield tapped.

{T}: Add {G}.

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

{T}: Add {C}.

{3}{G}, {T}, Sacrifice Blighted Woodland: Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle.

({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.

Castle Garenbrig enters the battlefield tapped unless you control a Forest.

{T}: Add {G}.

{2}{G}{G}, {T}: Add six {G}. Spend this mana only to cast creature spells or activate abilities of creatures.

Castle Vantress enters the battlefield tapped unless you control an Island.

{T}: Add {U}.

{2}{U}{U}, {T}: Scry 2.

Creatures with power less than Champion of Lambholt's power can't block creatures you control.

Whenever another creature enters the battlefield under your control, put a +1/+1 counter on Champion of Lambholt.

Whenever you draw a card, put a +1/+1 counter on Chasm Skulker.

When Chasm Skulker dies, create X 1/1 blue Squid creature tokens with islandwalk, where X is the number of +1/+1 counters on Chasm Skulker. (They can't be blocked as long as defending player controls an Island.)

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.

Islandwalk (This creature can't be blocked as long as defending player controls an Island.)

Whenever Cold-Eyed Selkie deals combat damage to a player, you may draw that many cards.

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

When Contagion Clasp enters the battlefield, 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.)

Counter target spell.

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.

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.)

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

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.

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

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.

Return all nonland permanents to their owners' hands. If you return four or more nontoken permanents you control this way, you may put a permanent card from your hand onto the battlefield.

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({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.

When Growing Rites of Itlimoc enters the battlefield, look at the top four cards of your library. You may reveal a creature card from among them and put it into your hand. Put the rest on the bottom of your library in any order.

At the beginning of your end step, if you control four or more creatures, transform Growing Rites of Itlimoc.

(Transforms from Growing Rites of Itlimoc.)

{T}: Add {G}.

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

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

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.

At the beginning of combat on your turn, put a +1/+1 counter on target creature you control. Then if that creature has three or more +1/+1 counters on it, transform Hadana's Climb.

(Transforms from Hadana's Climb.)

{T}: Add one mana of any color.

{1}{G}{U}, {T}: Target creature you control gains flying and gets +X/+X until end of turn, where X is its power.

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.

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.

{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.)

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}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({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.)

Whenever another Elf enters the battlefield under your control, put a +1/+1 counter on Marwyn, the Nurturer.

{T}: Add an amount of {G} equal to Marwyn's power.

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.

Devour 2 (As this enters the battlefield, you may sacrifice any number of creatures. This creature enters the battlefield with twice that many +1/+1 counters on it.)

At the beginning of your upkeep, create a 1/1 green Saproling creature token for each +1/+1 counter on Mycoloth.

Flash

When Mystic Snake enters the battlefield, counter target spell.

Whenever you draw a card, you may pay {1}. If you do, put a +1/+1 counter on Nadir Kraken and create a 1/1 blue Tentacle creature token.

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.

+1: Create a 0/1 green Plant creature token.

-2: Put a +1/+1 counter on each creature you control.

-7: You gain X life and draw X cards, where X is the number of lands you control.

{T}: Add {C}.

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

Indestructible

As long as your devotion to green is less than five, Nylea isn't a creature.

Creature spells you cast cost {1} less to cast.

{2}{G}: Reveal the top card of your library. If it's a creature card, put it into your hand. Otherwise, you may put it into your graveyard.

{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.

When Oran-Rief Ooze enters the battlefield, put a +1/+1 counter on target creature you control.

Whenever Oran-Rief Ooze attacks, put a +1/+1 counter on each attacking creature with a +1/+1 counter on it.

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.

Creatures you control get +3/+3 and gain trample until end of turn.

Until end of turn, creatures you control gain trample and get +X/+X, where X is the greatest power among creatures you control.

If an artifact or creature entering the battlefield causes a triggered ability of a permanent you control to trigger, that ability triggers an additional time.

Partner with Toothy, Imaginary Friend (When this creature enters the battlefield, target player may put Toothy into their hand from their library, then shuffle.)

If one or more counters would be put on a permanent your team controls, that many plus one of each of those kinds of counters are put on that permanent instead.

Destroy target creature. It can't be regenerated. Its controller creates a 3/3 green Ape creature token.

Whenever you cast a creature spell, create a 3/3 green Beast creature token.

Whenever you cast a noncreature spell, put three +1/+1 counters on target creature you control.

Landfall -- Whenever a land enters the battlefield under your control, you gain 3 life.

Search your 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.)

When Reclamation Sage enters the battlefield, you may destroy target artifact or enchantment.

You have no maximum hand size.

{T}: Add {C}.

Renata's power is equal to your devotion to green. (Each {G} in the mana costs of permanents you control counts toward your devotion to green.)

Each other creature you control enters the battlefield with an additional +1/+1 counter on it.

Choose one --

• Draw cards equal to the greatest power among non-Human creatures you control.

• Non-Human creatures you control get +3/+3 until end of turn.

When Rishkar, Peema Renegade enters the battlefield, put a +1/+1 counter on each of up to two target creatures.

Each creature you control with a counter on it has "{T}: Add {G}."

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.)

{T}: Add {C}.

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

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.

{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.

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.

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

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

Strive -- This spell costs {1}{G} more to cast for each target beyond the first.

Choose any number of target creatures. Double the number of +1/+1 counters on each of them.

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

Equip {1}

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}

{T}: Add {C}.

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

Temple of Mystery enters the battlefield tapped.

When Temple of Mystery enters the battlefield, scry 1.

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

({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.)

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.

Thornwood Falls enters the battlefield tapped.

When Thornwood Falls enters the battlefield, you gain 1 life.

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

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

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.

Triton Shorestalker can't be blocked.

Draw three cards. You may play an additional land this turn.

You may cast creature spells as though they had flash.

+1: Until your next turn, up to one target creature gains vigilance and reach.

-2: Look at the top three cards of your library. Exile one face down and put the rest on the bottom of your library in any order. For as long as it remains exiled, you may look at that card and you may cast it if it's a creature spell.

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