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.

Whenever a permanent enters the battlefield tapped and under your control, untap it.

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

Argoth, Sanctum of Nature enters the battlefield tapped unless you control a legendary green creature.

{T}: Add {G}.

{2}{G}{G}, {T}: Create a 2/2 green Bear creature token, then mill three cards. Activate only as a sorcery.

(Melds with Titania, Voice of Gaea.)

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

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.

Create X 1/1 green Forest Dryad land creature tokens. (They're affected by summoning sickness.)

You may play two additional lands on each of your turns.

Whenever Blossoming Tortoise enters the battlefield or attacks, mill three cards, then return a land card from your graveyard to the battlefield tapped.

Activated abilities of lands you control cost {1} less to activate.

Land creatures you control get +1/+1.

Destroy all Islands.

Destroy target land you control and target land you don't control.

---

Destroy all lands.

At the beginning of your end step, you may sacrifice an artifact, creature, enchantment, land, or planeswalker. If you do, each opponent may sacrifice a permanent that shares a card type with it. For each opponent who doesn't, that player loses 2 life and you draw a card.

Choose one or more --

• Destroy target artifact.

• Destroy target creature.

• Destroy target enchantment.

• Destroy target land.

• Destroy target planeswalker.

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

Commercial District enters the battlefield tapped.

When Commercial District enters the battlefield, surveil 1. (Look at the top card of your library. You may put it into your graveyard.)

You may play lands from your graveyard.

{T}: Choose target nonland permanent card in your graveyard. If you haven't cast a spell this turn, you may cast that card. If you do, you can't cast additional spells this turn. Activate only as a sorcery.

You may play lands from your graveyard.

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.

Add {B}{B}{B}.

Destroy target artifact, target creature, target enchantment, and target land. (You can't cast this spell unless you have legal choices for all its targets.)

Exile all artifacts, creatures, and lands from the battlefield, all cards from all graveyards, and all cards from all hands.

Cycling {5}{R}{R} ({5}{R}{R}, Discard this card: Draw a card.)

When you cycle Decree of Annihilation, destroy all lands.

At the beginning of each player's upkeep, that player sacrifices a nonbasic land.

Detritivore's power and toughness are each equal to the number of nonbasic land cards in your opponents' graveyards.

Suspend X--{X}{3}{R}. X can't be 0. (Rather than cast this card from your hand, you may pay {X}{3}{R} and exile it with X time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, cast it without paying its mana cost. It has haste.)

Whenever a time counter is removed from Detritivore while it's exiled, destroy target nonbasic land.

{2}{R}, {T}: Destroy target nonbasic land.

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

({T}: Add {R}.)

Dwarven Mine enters the battlefield tapped unless you control three or more other Mountains.

When Dwarven Mine enters the battlefield untapped, create a 1/1 red Dwarf creature token.

{2}{R}, {T}: Destroy target nonbasic land.

You may have Echoing Deeps enter the battlefield tapped as a copy of any land card in a graveyard, except it's a Cave in addition to its other types.

{T}: Add {C}.

Sacrifice a land. Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle. If you control a creature with power 4 or greater, instead search your library for up to three basic land cards, put them onto the battlefield tapped, then shuffle.

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

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.

{B}{B}{B}, {T}: Destroy target land. If that land was nonbasic, untap Helldozer.

Hidden Volcano enters the battlefield tapped.

{T}: Add {R}.

{4}{R}, {T}, Sacrifice Hidden Volcano: Discover 4. Activate only as a sorcery. (Exile cards from the top of your library until you exile a nonland card with mana value 4 or less. Cast it without paying its mana cost or put it into your hand. Put the rest on the bottom in a random order.)

Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.)

{T}: Add {B}, {R}, or {G}.

When Keldon Firebombers enters the battlefield, each player sacrifices all lands they control except for three.

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.)

Equipped creature has haste and shroud. (It can't be the target of spells or abilities.)

Equip {0}

+2: Discard a card, then draw a card. If a land card is discarded this way, draw an additional card.

-3: Return up to two target land cards from your graveyard to the battlefield.

-11: Destroy up to six target nonland permanents, then create six 2/2 green Cat Warrior creature tokens with forestwalk.

Lord Windgrace can be your commander.

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

Choose target creature. You lose 2 life. Until end of turn, that creature gains "When this creature dies, return it to the battlefield tapped under its owner's control."

Malakir Mire enters the battlefield tapped.

{T}: Add {B}.

Destroy target land. If that land was nonbasic, Molten Rain deals 2 damage to the land's controller.

Landfall -- Whenever a land enters the battlefield under your control, put a loyalty counter on Nissa of Shadowed Boughs.

+1: Untap target land you control. You may have it become a 3/3 Elemental creature with haste and menace until end of turn. It's still a land.

-5: You may put a creature card with mana value less than or equal to the number of lands you control onto the battlefield from your hand or graveyard with two +1/+1 counters on it.

This spell costs {1} less to cast for each land your opponents control that could produce {C}.

Flying

When Obsidian Charmaw enters the battlefield, destroy target nonbasic land an opponent controls.

Landfall -- Whenever a land enters the battlefield under your control, create a 5/5 red and green Elemental creature token.

Whenever Omnath, Locus of Rage or another Elemental you control dies, Omnath deals 3 damage to any target.

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}, Sacrifice a Forest: Add three mana in any combination of {R} and/or {G}.

{X}{X}{R}, {T}, Sacrifice Orcish Settlers: Destroy X target lands.

At the beginning of your upkeep, you draw a card and you lose 1 life.

Destroy target artifact or land. It can't be regenerated.

Whenever a player taps a land for mana, if it's not that player's turn, destroy that land.

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

You may play lands from your graveyard.

{2}, {T}: Target opponent mills three cards. Put a land card from their graveyard onto the battlefield tapped under your control. It gains "If this land would leave the battlefield, exile it instead of putting it anywhere else."

{10}, {T}, Sacrifice Realmbreaker, the Invasion Tree: Search your library for any number of Praetor cards, put them onto the battlefield, then shuffle.

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.

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.

Destroy target land. Add {R}{R}.

Destroy target land.

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

Whenever Soul of Windgrace enters the battlefield or attacks, you may put a land card from a graveyard onto the battlefield tapped under your control.

{G}, Discard a land card: You gain 3 life.

{1}{R}, Discard a land card: Draw a card.

{2}{B}, Discard a land card: Soul of Windgrace gains indestructible until end of turn. Tap it.

When Spelunking enters the battlefield, draw a card, then you may put a land card from your hand onto the battlefield. If you put a Cave onto the battlefield this way, you gain 4 life.

Lands you control enter the battlefield untapped.

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

Destroy target land. Star of Extinction deals 20 damage to each creature and each planeswalker.

Destroy target land.

{T}: Add {C}.

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

{1}, {T}: End the turn. Activate only during your turn. (Exile all spells and abilities from the stack. Discard down to your maximum hand size. Damage wears off, and "this turn" and "until end of turn" effects end.)

Each player sacrifices X lands.

Destroy target creature. It can't be regenerated.

Each player sacrifices a land for each card in your hand.

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.

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.

Reach

Whenever one or more land cards are put into your graveyard from anywhere, you gain 2 life.

At the beginning of your upkeep, if there are four or more land cards in your graveyard and you both own and control Titania, Voice of Gaea and a land named Argoth, Sanctum of Nature, exile them, then meld them into Titania, Gaea Incarnate.

Each player sacrifices a land.

Destroy target land and all other lands with the same name as that land.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)

I -- Destroy target land.

II -- Put target land card from a graveyard onto the battlefield under your control.

III -- Choose target opponent. If they control fewer lands than you, create a number of 4/4 green Troll Warrior creature tokens with trample equal to the difference.

Each player sacrifices four lands. Wildfire deals 4 damage to each creature.

Destroy target land.

Whenever World Shaper attacks, you may mill three cards.

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

Worldsoul's Rage deals X damage to any target. Put up to X land cards from your hand and/or graveyard onto the battlefield tapped.

Destroy target creature or land.