Crack the Earth

Each player sacrifices a permanent of their choice.

Koth of the Hammer

+1: Untap target Mountain. It becomes a 4/4 red Elemental creature until end of turn. It's still a land.
−2: Add {R} for each Mountain you control.
−5: You get an emblem with "Mountains you control have '{T}: This land deals 1 damage to any target.'"

Storm's Wrath

Storm's Wrath deals 4 damage to each creature and each planeswalker.

Wake of Destruction

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

Fractured Powerstone

{T}: Add {C}.
{T}: Roll the planar die. Activate only as a sorcery.

Hour of Devastation

All creatures lose indestructible until end of turn. Hour of Devastation deals 5 damage to each creature and each non-Bolas planeswalker.

Opal Palace

{T}: Add {C}.
{1}, {T}: Add one mana of any color in your commander's color identity. If you spend this mana to cast your commander, it enters with a number of additional +1/+1 counters on it equal to the number of times it's been cast from the command zone this game.

Misguided Rage

Target player sacrifices a permanent of their choice.

Mishra's Helix

Roiling Terrain

Destroy target land, then Roiling Terrain deals damage to that land's controller equal to the number of land cards in that player's graveyard.

Dwarven Landslide

Kicker—{2}{R}, Sacrifice a land. (You may pay {2}{R} and sacrifice a land in addition to any other costs as you cast this spell.)
Destroy target land. If this spell was kicked, destroy another target land.

Seismic Spike

Pardic Miner

Sacrifice Pardic Miner: Target player can't play lands this turn.

God-Pharaoh's Statue

Spells your opponents cast cost {2} more to cast.
At the beginning of your end step, each opponent loses 1 life.

Demolish

Ashling the Pilgrim

{1}{R}: Put a +1/+1 counter on Ashling the Pilgrim. If this is the third time this ability has resolved this turn, remove all +1/+1 counters from Ashling the Pilgrim, and it deals that much damage to each creature and each player.

Star of Extinction

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

Repercussion

Whenever a creature is dealt damage, Repercussion deals that much damage to that creature's controller.

Lodestone Golem

Nonartifact spells cost {1} more to cast.

Rain of Salt

Mind Stone

{T}: Add {C}.
{1}, {T}, Sacrifice Mind Stone: Draw a card.

Craterize

Ancient Tomb

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

Prismatic Lens

{T}: Add {C}.
{1}, {T}: Add one mana of any color.

Volcanic Upheaval

Thought Vessel

You have no maximum hand size.
{T}: Add {C}.

Heartstone

Activated abilities of creatures cost {1} less to activate. This effect can't reduce the mana in that cost to less than one mana.

Pyroclasm

Pyroclasm deals 2 damage to each creature.

Ruby Medallion

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

Stone Rain

Rishadan Port

Ark of Blight

{3}, {T}, Sacrifice Ark of Blight: Destroy target land.

Anger of the Gods

Anger of the Gods deals 3 damage to each creature. If a creature dealt damage this way would die this turn, exile it instead.

Rubble Reading

Aftershock

Destroy target artifact, creature, or land. Aftershock deals 3 damage to you.

Icefall

Destroy target artifact or land.
Recover {R}{R} (When a creature is put into your graveyard from the battlefield, you may pay {R}{R}. If you do, return this card from your graveyard to your hand. Otherwise, exile this card.)

Tectonic Rift

Destroy target land. Creatures without flying can't block this turn.

Burning Sands

Whenever a creature dies, that creature's controller sacrifices a land of their choice.

Seismic Shift

Destroy target land. Up to two target creatures can't block this turn.

Molten Rain

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

Earth Rift

Destroy target land.
Flashback {5}{R}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Pillage

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

Everflowing Chalice

Multikicker {2} (You may pay an additional {2} any number of times as you cast this spell.)
Everflowing Chalice enters with a charge counter on it for each time it was kicked.
{T}: Add {C} for each charge counter on Everflowing Chalice.

Tectonic Break

Each player sacrifices X lands of their choice.

Destructive Urge

Enchant creature
Whenever enchanted creature deals combat damage to a player, that player sacrifices a land of their choice.

Structural Distortion

Exile target artifact or land. Structural Distortion deals 2 damage to that permanent's controller.

Sweltering Suns

Sweltering Suns deals 3 damage to each creature.
Cycling {3} ({3}, Discard this card: Draw a card.)

Mountain

Slagstorm

Choose one —
• Slagstorm deals 3 damage to each creature.
• Slagstorm deals 3 damage to each player.

Devastate

Destroy target land. Devastate deals 1 damage to each creature and each player.

Lava Flow

Sol Ring

Fissure

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

Lay Waste

Destroy target land.
Cycling {2} ({2}, Discard this card: Draw a card.)

Orcish Settlers

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

Avalanche Riders

Haste
Echo {3}{R} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)
When Avalanche Riders enters, destroy target land.

Violent Impact

Destroy target artifact or land.
Cycling {2} ({2}, Discard this card: Draw a card.)

Tremble

Each player sacrifices a land of their choice.

Flowstone Flood

Buyback—Pay 3 life, Discard a card at random. (You may pay 3 life and discard a card at random in addition to any other costs as you cast this spell. If you do, put this card into your hand as it resolves.)
Destroy target land.

Arcane Signet

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

Solfatara

Target player can't play lands this turn.
Draw a card at the beginning of the next turn's upkeep.

Fellwar Stone

{T}: Add one mana of any color that a land an opponent controls could produce.

Sunder from Within

Chaos Warp

The owner of target permanent shuffles it into their library, then reveals the top card of their library. If it's a permanent card, they put it onto the battlefield.

Melt Terrain

Destroy target land. Melt Terrain deals 2 damage to that land's controller.

Sphere of Resistance

Bust

Boom

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

Boom // Bust

Turf Wound

Target player can't play lands this turn.
Draw a card.

Raze

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