Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)

When Acidic Slime enters the battlefield, destroy target artifact, enchantment, or land.

{T}: Untap target Forest.

{T}: Add {C}.

{T}, Sacrifice Archaeological Dig: Add one mana of any color.

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.

{T}: Add {C}.

{1}, {T}, Sacrifice Bant Panorama: Search your library for a basic Forest, Plains, or Island card, put it onto the battlefield tapped, then shuffle.

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

Flying

{T}: Add one mana of any color.

{T}: Add {C}.

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

As Cavern of Souls enters the battlefield, choose a creature type.

{T}: Add {C}.

{T}: Add one mana of any color. Spend this mana only to cast a creature spell of the chosen type, and that spell can't be countered.

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.)

Search your library for a creature card with mana value X or less, put it onto the battlefield, then shuffle.

{1}, Sacrifice a permanent: You gain 1 life.

{T}: Add {C}.

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

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.

Play with the top card of your library revealed.

You may play lands from the top of your library.

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

Haste

When Craterhoof Behemoth enters the battlefield, creatures you control gain trample and get +X/+X until end of turn, where X is the number of creatures you control.

As an additional cost to cast this spell, sacrifice a land.

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

You may play lands from your graveyard.

{T}: Add {C}.

{1}, {T}, Sacrifice Cryptic Caves: Draw a card. Activate only if you control five or more lands.

{T}: Add {C}.

{T}, Sacrifice Crystal Vein: Add {C}{C}.

(Dryad Arbor isn't a spell, it's affected by summoning sickness, and it has "{T}: Add {G}.")

{T}: Add {C}.

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

If you control four or fewer lands, search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

Cycling--Sacrifice a land. (Sacrifice a land, Discard this card: Draw a card.)

{T}: Add {G}.

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

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

{2}, {T}, Sacrifice Expedition Map: Search your library for a land card, reveal it, put it into your hand, then shuffle.

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

When Fierce Empath enters the battlefield, you may search your library for a creature card with mana value 6 or greater, reveal it, put it into your hand, then shuffle.

({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}.

+1: Untap two target lands.

-1: Create a 3/3 green Beast creature token.

-4: Creatures you control get +3/+3 and gain trample until end of turn.

Cumulative upkeep--Pay 2 life. (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

When Glacial Chasm enters the battlefield, sacrifice a land.

Creatures you control can't attack.

Prevent all damage that would be dealt to you.

Search your library for a green creature card with mana value X or less, put it onto the battlefield, then shuffle. Shuffle Green Sun's Zenith into its owner's library.

At the beginning of each player's upkeep, that player chooses a color. Until end of turn, lands tapped for mana produce mana of the chosen color instead of any other color.

As an additional cost to cast this spell, sacrifice a land.

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

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

Level up {1}{G} ({1}{G}: Put a level counter on this. Level up only as a sorcery.)

LEVEL 1-4

1/2

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

LEVEL 5+

1/4

Elves you control have "{T}: Add {G}{G}."

{T}: Add {C}.

{1}, {T}, Sacrifice Jund Panorama: Search your library for a basic Swamp, Mountain, or Forest card, put it onto the battlefield tapped, then shuffle.

Return up to three target land cards from your graveyard to your hand.

Dredge 3 (If you would draw a card, you may mill three cards instead. If you do, return this card from your graveyard to your hand.)

Enchant creature

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

{T}: Add {G}.

Landfall -- Whenever a land enters the battlefield under your control, add one mana of any color.

At the beginning of your upkeep, you may look at the top three cards of your library, then put them back in any order.

{T}, Pay 1 life, Sacrifice Misty Rainforest: Search your library for a Forest or Island card, put it onto the battlefield, then shuffle.

{T}: Add {C}.

{4}{S}, {T}, Sacrifice Mouth of Ronom: It deals 4 damage to target creature. ({S} can be paid with one mana from a snow source.)

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

{T}: Add {C}.

{1}, {T}, Sacrifice Naya Panorama: Search your library for a basic Mountain, Forest, or Plains card, put it onto the battlefield tapped, then shuffle.

Search your library for up to two basic Forest cards, reveal those cards, and put one onto the battlefield tapped and the rest into your hand. Then shuffle.

Spell mastery -- If there are two or more instant and/or sorcery cards in your graveyard, search your library for up to three basic Forest cards instead of two.

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.

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.

{T}: Add {C}.

{T}, Sacrifice Petrified Field: Return target land card from your graveyard to your hand.

{T}: Add {G} for each Elf on the battlefield.

Trample

Whenever Primeval Titan enters the battlefield or attacks, you may search your library for up to two land cards, put them onto the battlefield tapped, then shuffle.

This spell can't be countered.

Creature spells you control can't be countered.

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

You may play lands from your graveyard.

Search your library for up to four land cards with different names and reveal them. An opponent chooses two of those cards. Put the chosen cards into your graveyard and the rest into your hand. Then shuffle.

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

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

Sacrifice any number of lands. Search your library for up to that many land cards, put them onto the battlefield tapped, then shuffle.

{T}: Add {C}.

{2}, {T}, Sacrifice a Desert: Exile all graveyards.

If Scorched Ruins would enter the battlefield, sacrifice two untapped lands instead. If you do, put Scorched Ruins onto the battlefield. If you don't, put it into its owner's graveyard.

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

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

Enchant permanent

Enchanted permanent is a colorless Forest land.

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

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

At the beginning of your next upkeep, pay {2}{G}{G}. If you don't, you lose the game.

Sacrifice a land: Target creature you control gains shroud until end of turn. (It can't be the target of spells or abilities.)

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

{T}: Add {C}.

{1}, {T}, Sacrifice Tectonic Edge: Destroy target nonbasic land. Activate only if an opponent controls four or more lands.

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

({C} represents colorless mana.)

When Thought-Knot Seer enters the battlefield, target opponent reveals their hand. You choose a nonland card from it and exile that card.

When Thought-Knot Seer leaves the battlefield, target opponent draws a card.

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

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.

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.

{T}, Pay 1 life, Sacrifice Verdant Catacombs: Search your library for a Swamp or Forest card, put it onto the battlefield, then shuffle.

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.

{T}: Add {C}.

{T}, Sacrifice Wasteland: Destroy target nonbasic land.

Enchant land

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

{T}, Pay 1 life, Sacrifice Windswept Heath: Search your library for a Forest or Plains card, put it onto the battlefield, then shuffle.

{T}, Pay 1 life, Sacrifice Wooded Foothills: Search your library for a Mountain or Forest card, put it onto the battlefield, then shuffle.

Devoid (This card has no color.)

When you cast this spell, exile target artifact, enchantment, or land.

Reach

{2}{C}, Sacrifice a land: Return World Breaker from your graveyard to your hand. ({C} represents colorless mana.)

{T}: Add {C}.

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

Sacrifice a land: You gain 2 life.