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

Whenever Anax or another nontoken creature you control dies, create a 1/1 red Satyr creature token with "This creature can't block." If the creature had power 4 or greater, create two of those tokens instead.

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

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.

At the beginning of your upkeep, you may create a 0/1 colorless Eldrazi Spawn creature token. It has "Sacrifice this creature: Add {C}."

Equipped creature has myriad. (Whenever it attacks, for each opponent other than defending player, you may create a token copy that's tapped and attacking that player or a planeswalker they control. Exile the tokens at end of combat.)

Equip {4}

Destroy target artifact, enchantment, or creature with flying.

Search your library for up to two basic land cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle.

Flash

Whenever a player taps a land for mana, that player adds one mana of any type that land produced.

Whenever you cast your first instant or sorcery spell each turn, copy that spell. You may choose new targets for the copy.

Flying

At the beginning of each upkeep, create a 1/1 red and green Dragon creature token with flying and devour 2. (As the token enters the battlefield, you may sacrifice any number of creatures. It enters the battlefield with twice that many +1/+1 counters on it.)

At the beginning of your upkeep, if you control six or more lands, create a 5/5 red Dragon creature token with flying.

Enchant creature

Whenever enchanted creature is dealt damage, its controller creates that many 1/1 green Squirrel creature tokens.

Prevent all combat damage that would be dealt to you this turn. Populate. (Create a token that's a copy of a creature token you control.)

Whenever a creature you control attacks, put a charge counter on Druids' Repository.

Remove a charge counter from Druids' Repository: Add one mana of any color.

Whenever another creature enters the battlefield, you gain 1 life.

Create a 3/3 green Beast creature token for each creature put into your graveyard from the battlefield this turn.

Create X 1/1 green Saproling creature tokens, where X is the greatest power among creatures you control.

Gaea's Avenger's power and toughness are each equal to 1 plus the number of artifacts your opponents control.

Trample

Whenever Giant Adephage deals combat damage to a player, create a token that's a copy of Giant Adephage.

At the beginning of combat on your turn, create a token that's a copy of equipped creature, except the token isn't legendary. That token gains haste.

Equip {5}

{X}{X}{G}: Monstrosity X. (If this creature isn't monstrous, put X +1/+1 counters on it and it becomes monstrous.)

When Hydra Broodmaster becomes monstrous, create X X/X green Hydra creature tokens.

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 color. If you control a creature with power 4 or greater, add two mana of any one color instead.

Other Elves you control get +1/+1.

{G}, {T}: Create a 1/1 green Elf Warrior creature token.

Put a +1/+1 counter on target creature you control, then double the number of +1/+1 counters on that creature.

{T}: Add an amount of {G} equal to your devotion to green. (Each {G} in the mana costs of permanents you control counts toward your devotion to green.)

{T}: Create X 1/1 red Goblin creature tokens, where X is the number of Goblins you control.

Whenever Krenko, Tin Street Kingpin attacks, put a +1/+1 counter on it, then create a number of 1/1 red Goblin creature tokens equal to Krenko's power.

{T}: Add {∞}.

{100}: Add one mana of any color.

Nyx Lotus enters the battlefield tapped.

{T}: Choose a color. Add an amount of mana of that color equal to your devotion to that color. (Your devotion to a color is the number of mana symbols of that color in the mana costs of permanents you control.)

At the beginning of each player's upkeep, that player chooses target player who controls more creatures than they do and is their opponent. The first player may reveal cards from the top of their library until they reveal a creature card. If the first player does, that player puts that card onto the battlefield and all other cards revealed this way into their graveyard.

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

If one or more tokens would be created, twice that many of those tokens are created instead.

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

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

At the beginning of your upkeep, double the number of +1/+1 counters on Primordial Hydra.

Primordial Hydra has trample as long as it has ten or more +1/+1 counters on it.

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

If damage would be dealt to Protean Hydra, prevent that damage and remove that many +1/+1 counters from it.

Whenever a +1/+1 counter is removed from Protean Hydra, put two +1/+1 counters on it at the beginning of the next end step.

Trample

Landfall -- Whenever a land enters the battlefield under your control, you may create a 4/4 green Beast creature token.

{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."

Choose one --

• Destroy target artifact.

• Destroy target enchantment.

• Exile target card from a graveyard.

Double strike

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

{1}{R/G}: Put a +1/+1 counter on Savageborn Hydra. Activate only as a sorcery.

Trample

Scourge of Skola Vale enters the battlefield with two +1/+1 counters on it.

{T}, Sacrifice another creature: Put a number of +1/+1 counters on Scourge of Skola Vale equal to the sacrificed creature's toughness.

Landfall -- Whenever a land enters the battlefield under your control, create a 1/1 green Insect creature token. If you control six or more lands, create a token that's a copy of Scute Swarm instead.

Kicker {3}

Indestructible

When Skyclave Relic enters the battlefield, if it was kicked, create two tapped tokens that are copies of Skyclave Relic.

{T}: Add one mana of any color.

Trample

Whenever Spawnwrithe deals combat damage to a player, create a token that's a copy of Spawnwrithe.

Enchant creature

Enchanted creature has "{T}: Create a token that's a copy of this creature, except it has haste. Exile that token at the beginning of the next end step."

Defender (This creature can't attack.)

Whenever Sprouting Phytohydra is dealt damage, you may create a token that's a copy of Sprouting Phytohydra.

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

{2}{G}, Remove a +1/+1 counter from Steelbane Hydra: Destroy target artifact or enchantment.

When Stumpsquall Hydra enters the battlefield, distribute X +1/+1 counters among it and any number of commanders.

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

Affinity for Forests (This spell costs {1} less to cast for each Forest you control.)

{T}, Sacrifice a green creature: Target land becomes a Forest. (This effect lasts indefinitely.)

Flying

At the beginning of your upkeep, if you control no Thopters other than Thopter Assembly, return Thopter Assembly to its owner's hand and create five 1/1 colorless Thopter artifact creature tokens with flying.

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

Devour X, where X is the number of creatures devoured this way (As this enters the battlefield, you may sacrifice any number of creatures. This creature enters the battlefield with X +1/+1 counters on it for each of those creatures.)

Whenever Timbermaw Larva attacks, it gets +1/+1 until end of turn for each Forest you control.

Reach

Ulvenwald Hydra's power and toughness are each equal to the number of lands you control.

When Ulvenwald Hydra enters the battlefield, you may search your library for a land card, put it onto the battlefield tapped, then shuffle.

Enchant Forest

As Utopia Sprawl enters the battlefield, choose a color.

Whenever enchanted Forest is tapped for mana, its controller adds an additional one mana of the chosen color.

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

When Vastwood Hydra dies, you may distribute a number of +1/+1 counters equal to the number of +1/+1 counters on Vastwood Hydra among any number of creatures you control.

Whenever a Forest is tapped for mana, its controller adds an additional {G}.

+1: Put three +1/+1 counters on up to one target creature.

-1: Reveal cards from the top of your library until you reveal a creature card. Put that card into your hand and the rest on the bottom of your library in a random order.

-6: Target creature gets +10/+10 and gains trample until end of turn.

Trample

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

When Voracious Hydra enters the battlefield, choose one --

• Double the number of +1/+1 counters on Voracious Hydra.

• Voracious Hydra fights target creature you don't control.

Each player creates a 1/1 green Cat creature token for each untapped Forest they control.

Wildwood Scourge enters the battlefield with X +1/+1 counters on it.

Whenever one or more +1/+1 counters are put on another non-Hydra creature you control, put a +1/+1 counter on Wildwood Scourge.

Enchant land

Whenever enchanted land is tapped for mana, its controller adds an additional {G}.

{4}{G}, Sacrifice Wolfwillow Haven: Create a 2/2 green Wolf creature token. Activate only during your turn.

Whenever one or more tokens enter the battlefield under your control, put that many +1/+1 counters on Woodland Champion.

{T}: Add {G}.

Trample

When Worldspine Wurm dies, create three 5/5 green Wurm creature tokens with trample.

When Worldspine Wurm is put into a graveyard from anywhere, shuffle it into its owner's library.

+1: Add X mana in any combination of {R} and/or {G}, where X is the number of creatures you control.

0: Create a 2/2 red and green Satyr creature token with haste.

-6: Exile the top seven cards of your library. You may put any number of creature and/or land cards from among them onto the battlefield.

{T}: Add {C}.

{G}, {T}: Regenerate target creature.

{2}{G}, {T}, Put a verse counter on Yisan, the Wanderer Bard: Search your library for a creature card with mana value equal to the number of verse counters on Yisan, put it onto the battlefield, then shuffle.

Yorvo, Lord of Garenbrig enters the battlefield with four +1/+1 counters on it.

Whenever another green creature enters the battlefield under your control, put a +1/+1 counter on Yorvo. Then if that creature's power is greater than Yorvo's power, put another +1/+1 counter on Yorvo.

Whenever you cast an instant or sorcery spell, create a 1/1 red Elemental creature token.

Whenever you tap a land for mana, add one mana of any type that land produced. (The types of mana are white, blue, black, red, green, and colorless.)

Whenever you cast a creature spell, draw a card.

Landfall -- Whenever a land enters the battlefield under your control, create a 2/2 green Elemental creature token.

Equipped creature has flying.

Whenever equipped creature deals combat damage to a player, draw a card, then discard a card.

Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery.)

Whenever a player taps a land for mana, that player adds one mana of any type that land produced.

{T}: Add {G}.

Whenever you tap Zhur-Taa Druid for mana, it deals 1 damage to each opponent.