Megamorph {1}{G} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.)

When Ainok Survivalist is turned face up, destroy target artifact or enchantment an opponent controls.

Sacrifice a creature: Target player mills cards equal to the sacrificed creature's power.

Forests you control are 1/1 green Elf creatures that are still lands.

{1}{G}, Sacrifice an Elf: Target creature gets +3/+3 until end of turn.

{T}: Add {C}{C}. Ancient Tomb deals 2 damage to you.

{T}: Untap target Forest.

Ashaya, Soul of the Wild's power and toughness are each equal to the number of lands you control.

Nontoken creatures you control are Forest lands in addition to their other types. (They're still affected by summoning sickness.)

Sacrifice a creature: Add {C}{C}.

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.

Blast Zone enters the battlefield with a charge counter on it.

{T}: Add {C}.

{X}{X}, {T}: Put X charge counters on Blast Zone.

{3}, {T}, Sacrifice Blast Zone: Destroy each nonland permanent with mana value equal to the number of charge counters on Blast Zone.

{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.

Destroy target artifact or enchantment. You may put a land card from your hand onto the battlefield.

Whenever an opponent plays a land, you may put a land card from your hand onto the battlefield.

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.

{1}{G}, Sacrifice Caustic Caterpillar: Destroy target artifact or enchantment.

Whenever a nonartifact permanent enters the battlefield under your control, you may return another permanent you control that shares a permanent type with it to its owner's hand.

{T}: Add {C}.

{T}, Sacrifice Command Beacon: Put your commander into your hand from the command zone.

All creatures have haste.

Buyback--Sacrifice a land. (You may sacrifice a land in addition to any other costs as you cast this spell. If you do, put this card into your hand as it resolves.)

Prevent all combat damage that would be dealt this turn.

You may play lands from your graveyard.

{G}, Sacrifice Dawntreader Elk: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

Creatures with power less than Den Protector's power can't block it.

Megamorph {1}{G} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.)

When Den Protector is turned face up, return target card from your graveyard to your hand.

{1}{G}, Sacrifice Diligent Farmhand: Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

If Diligent Farmhand is in a graveyard, effects from spells named Muscle Burst count it as a card named Muscle Burst.

{T}: Add {C}.

{3}, {T}, Sacrifice a land: Destroy target nonbasic land.

{T}: Add {G}.

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

When Eternal Witness enters the battlefield, you may return target card from your graveyard to your hand.

{G}, Sacrifice a creature: 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.

You may play an additional land on each of your turns.

For each creature your opponents control, create a 4/4 green Phyrexian Beast creature token. Each of those tokens fights a different one of those creatures.

Whenever a creature dies, that creature's controller may draw a card.

Field of the Dead enters the battlefield tapped.

{T}: Add {C}.

Whenever Field of the Dead or another land enters the battlefield under your control, if you control seven or more lands with different names, create a 2/2 black Zombie creature token.

({T}: Add {G}.)

{T}: Add {G}.

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

Whenever a nontoken creature enters the battlefield under your control, if it doesn't have the same name as another creature you control or a creature card in your graveyard, draw a card.

Permanents you control gain hexproof and indestructible until end of turn.

Search your library for a snow land card, put it onto the battlefield tapped, then shuffle.

Jungle Basin enters the battlefield tapped.

When Jungle Basin enters the battlefield, sacrifice it unless you return an untapped Forest you control to its owner's hand.

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

At the beginning of combat on your turn, creatures you control get +3/+3 and gain trample until end of turn.

{1}{G}: Until end of turn, target land you control becomes a 1/1 Elemental creature with vigilance, indestructible, and haste. It's still a land.

Partner (You can have two commanders if both have partner.)

Enchant creature

When Kenrith's Transformation enters the battlefield, draw a card.

Enchanted creature loses all abilities and is a green Elk creature with base power and toughness 3/3. (It loses all other card types and creature types.)

Target creature you control fights target creature you don't control. (Each deals damage equal to its power to the other.)

Khalni Territory enters the battlefield tapped.

{T}: Add {G}.

If Leyline of Abundance is in your opening hand, you may begin the game with it on the battlefield.

Whenever you tap a creature for mana, add an additional {G}.

{6}{G}{G}: Put a +1/+1 counter on each creature you control.

All Forests and all Saprolings are 1/1 green Saproling creatures and Forest lands in addition to their other types. (They're affected by summoning sickness.)

Enchant creature

Enchanted creature is a Treefolk with base power and toughness 0/4 and loses all abilities.

All Forests are 1/1 creatures that are still lands.

All lands are 1/1 creatures that are still lands.

{T}: Add {G}.

Myriad Landscape enters the battlefield tapped.

{T}: Add {C}.

{2}, {T}, Sacrifice Myriad Landscape: Search your library for up to two basic land cards that share a land type, put them onto the battlefield tapped, then shuffle.

Morph {1}{G} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)

When Nantuko Vigilante is turned face up, destroy target artifact or enchantment.

Destroy target artifact or enchantment. Its controller gains 4 life.

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

All lands are 2/2 creatures that are still lands.

Nevinyrral's Disk enters the battlefield tapped.

{1}, {T}: Destroy all artifacts, creatures, and enchantments.

Whenever you tap a Forest for mana, add an additional {G}.

+1: Put three +1/+1 counters on up to one target noncreature land you control. Untap it. It becomes a 0/0 Elemental creature with vigilance and haste that's still a land.

-8: You get an emblem with "Lands you control have indestructible." Search your library for any number of Forest cards, put them onto the battlefield tapped, then shuffle.

{T}: Add {C}.

{2}, {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.)

You may play an additional land on each of your turns.

Play with the top card of your library revealed.

You may play lands from the top of your library.

{1}, Sacrifice a creature: Search your library for a land card with a basic land type, put it onto the battlefield tapped, then shuffle.

Sacrifice a creature: Add one mana of any color.

Return a Forest you control to its owner's hand: Untap target creature. Activate only once each turn.

Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Sacrifice Sakura-Tribe Elder: Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Flash

Flying, protection from blue

Return a Forest you control to its owner's hand: Untap target creature. Activate only once each turn.

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.

Draw a card for each creature you control.

Ferocious -- You gain 4 life for each creature you control with power 4 or greater.

Put a +1/+1 counter on target creature you control. It gains hexproof until end of turn. (It can't be the target of spells or abilities your opponents control.)

({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}.)

({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 {C}{C}.

Enchant permanent

Enchanted permanent is a colorless Forest land.

Landfall -- Whenever a land enters the battlefield under your control, create a 1/1 green Saproling creature token.

{T}: Add {C}.

{T}, Sacrifice Strip Mine: Destroy target land.

{1}{G}: You may return another creature you control to its owner's hand. If you do, Temur Sabertooth gains indestructible until end of turn.

All Saprolings get +1/+1.

Morph {3}{G}{G} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)

When Thelonite Hermit is turned face up, create four 1/1 green Saproling creature tokens.

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

Other Treefolk creatures you control get +1/+1.

Other Treefolk and Forests you control have indestructible.

Landfall -- Whenever a land enters the battlefield under your control, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.")

Whenever you sacrifice a Clue, put a +1/+1 counter on Tireless Tracker.

When Titania, Protector of Argoth enters the battlefield, return target land card from your graveyard to the battlefield.

Whenever a land you control is put into a graveyard from the battlefield, create a 5/3 green Elemental creature token.

Whenever a nontoken creature you control dies, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.")

Whenever you sacrifice a Clue, create a 1/1 white Human Soldier creature token.

{T}: Add {C}.

{3}, {T}, Pay life equal to the number of colors in your commanders' color identity: Draw a card.

{T}: Add {C}.

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

Whenever another nontoken creature you control dies, you may return it to the battlefield face down under its owner's control. It's a Forest land. (It has no other types or abilities.)

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.

Sacrifice a land: You gain 2 life.