Reveal the top X cards of your library. Put all land cards from among them onto the battlefield tapped and the rest on the bottom of your library in a random order.

Spell mastery -- If there are two or more instant and/or sorcery cards in your graveyard, untap those lands.

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.)

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.

Put nine +1/+1 counters on target land you control. It becomes a legendary 0/0 Elemental creature with haste named Vitu-Ghazi. It's still a land.

Destroy all enchantments.

Enchant creature

Enchanted creature gets +1/+1 for each Forest you control.

{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.

When Bonds of Mortality enters the battlefield, draw a card.

{G}: Creatures your opponents control lose hexproof and indestructible until end of turn.

Destroy target noncreature permanent.

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

Destroy all artifacts.

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.

Hexproof (This creature can't be the target of spells or abilities your opponents control.)

Dungrove Elder's power and toughness are each equal to the number of Forests you control.

Each land gets +2/+2 as long as it's a 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.)

{T}, Sacrifice Evolving Wilds: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle.

Exile target artifact or enchantment.

({T}: Add {G}.)

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({T}: Add {G}.)

Landfall -- Whenever a land enters the battlefield under your control, you may gain 2 life.

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

At the beginning of your upkeep, look at the top card of your library. If it's a land card, you may put it onto the battlefield.

Defender

Landfall -- Whenever a land enters the battlefield under your control, you gain 1 life.

Kalonian Twingrove's power and toughness are each equal to the number of Forests you control.

When Kalonian Twingrove enters the battlefield, create a green Treefolk Warrior creature token with "This creature's power and toughness are each equal to the number of Forests you control."

Landfall -- Whenever a land enters the battlefield under your control, you gain 1 life.

Reach

Whenever another permanent enters the battlefield under your control, if it wasn't put onto the battlefield with this ability, you may put a permanent card with equal or lesser mana value from your hand onto the battlefield.

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

Reach

Modified creatures you control have trample. (Equipment, Auras you control, and counters are modifications.)

Whenever a modified creature you control deals combat damage to a player, search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

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.

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.

Trample

Whenever Liege of the Tangle deals combat damage to a player, you may choose any number of target lands you control and put an awakening counter on each of them. Each of those lands is an 8/8 green Elemental creature for as long as it has an awakening counter on it. They're still lands.

Whenever a land enters the battlefield, you may gain 1 life.

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.

Put target enchantment on the bottom of its owner's library.

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

Destroy target artifact or enchantment.

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

Search your library for up to three basic land cards, put them onto the battlefield tapped, then shuffle. You gain 7 life.

Search your library for up to two basic Forest cards. If you control a Nissa planeswalker, instead search your library for up to three land cards. Reveal those cards, put them into your hand, then shuffle.

+2: Untap up to two target creatures and up to two target lands.

-3: Target creature gets +5/+5 until end of turn.

-10: Look at the top ten cards of your library. You may put any number of creature and/or land cards from among them onto the battlefield. Put the rest on the bottom of your library in a random order.

+3: You gain 3 life.

-4: Reveal the top two cards of your library. Put all land cards from among them onto the battlefield and the rest into your hand.

-12: Creatures you control get +5/+5 and gain trample until end of turn.

When Nissa, Vastwood Seer enters the battlefield, you may search your library for a basic Forest card, reveal it, put it into your hand, then shuffle.

Whenever a land enters the battlefield under your control, if you control seven or more lands, exile Nissa, then return her to the battlefield transformed under her owner's control.

+1: Reveal the top card of your library. If it's a land card, put it onto the battlefield. Otherwise, put it into your hand.

-2: Create Ashaya, the Awoken World, a legendary 4/4 green Elemental creature token.

-7: Untap up to six target lands. They become 6/6 Elemental creatures. They're still lands.

+1: Untap target land you control. Until your next turn, it becomes a 5/5 Elemental creature with haste. It's still a land.

-3: Return target permanent card from your graveyard to your hand.

-6: You get an emblem with "Whenever a land enters the battlefield under your control, you may draw a card."

+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.

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.

+1: Target land you control becomes a 4/4 Elemental creature with trample. It's still a land.

+1: Untap up to four target Forests.

-7: Search your library for any number of basic land cards, put them onto the battlefield, then shuffle. Those lands become 4/4 Elemental creatures with trample. They're still lands.

Trample

Landfall -- Whenever a land enters the battlefield under your control, put a +1/+1 counter on Oran-Rief Hydra. If that land is a Forest, put two +1/+1 counters on Oran-Rief Hydra instead.

Trample

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

Return target card from your graveyard to your hand.

Choose one --

• Destroy target artifact.

• Destroy target enchantment.

• Exile target card from a graveyard.

Choose one --

• Return target permanent card from your graveyard to your hand.

• Put your commander into your hand from the command zone.

Entwine {2} (Choose both if you pay the entwine cost.)

Choose one --

• Untap all lands you control.

• Until end of turn, lands you control become 2/2 creatures that are still lands.

Entwine {2}{G} (Choose both if you pay the entwine cost.)

At the beginning of your upkeep, if you control five or more lands, put four +1/+1 counters on Scute Mob.

Enchant permanent

Enchanted permanent is a colorless Forest land.

Return all land cards from your graveyard to the battlefield tapped.

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.

Equipped creature gets +1/+1.

Whenever equipped creature attacks, you may search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

Equip {2}

Vigilance

As long as you control six or more lands, Sylvan Advocate and land creatures you control get +2/+2.

Until your next turn, all lands you control become 2/2 Elemental creatures with reach, indestructible, and haste. They're still lands.

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

{T}, Sacrifice Terramorphic Expanse: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

Landfall -- Whenever a land enters the battlefield under your control, create a Food token or a Treasure token. (Food is an artifact with "{2}, {T}, Sacrifice this artifact: You gain 3 life." Treasure is an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

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.

If damage would be dealt to Undergrowth Champion while it has a +1/+1 counter on it, prevent that damage and remove a +1/+1 counter from Undergrowth Champion.

Landfall -- Whenever a land enters the battlefield under your control, put a +1/+1 counter on Undergrowth Champion.

Choose target artifact or enchantment. Its owner shuffles it into their library.

Landfall -- Whenever a land enters the battlefield under your control, put a +1/+1 counter on Vinelasher Kudzu.

At the beginning of your end step, untap all lands you control.

Whenever World Shaper attacks, you may mill three cards.

When World Shaper dies, return all land cards from your graveyard to the battlefield tapped.