Whenever a land enters the battlefield, Ankh of Mishra deals 2 damage to that land's controller.

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

{T}: Add one mana of any color in your commander's color identity. Sacrifice Commander's Sphere: Draw a card.

You may play lands from your graveyard.

Indestructible {T}: Add one mana of any color.

Whenever a land is put into a graveyard from the battlefield, Dingus Egg deals 2 damage to that land's controller.

Imprint — When Extraplanar Lens enters the battlefield, you may exile target land you control. Whenever a land with the same name as the exiled card is tapped for mana, its controller adds one mana of any type that land produced.

Fire Diamond enters the battlefield tapped. {T}: Add {R}.

{T}: Add three mana of any one color.

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

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

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

Equipped creature has hexproof and haste. (It can't be the target of spells or abilities your opponents control.) Equip {1}

When Akki Blizzard-Herder dies, each player sacrifices a land.

First strike When Cemetery Gatekeeper enters the battlefield, exile a card from a graveyard. Whenever a player plays a land or casts a spell, if it shares a card type with the exiled card, Cemetery Gatekeeper deals 2 damage to that player.

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, you may 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}: Destroy target land unless its controller has Dwarven Driller deal 2 damage to them.

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

Whenever you cast a noncreature spell, Firebrand Archer deals 1 damage to each opponent.

Whenever an opponent activates an ability of an artifact, creature, or land on the battlefield, if it isn't a mana ability, Harsh Mentor deals 2 damage to that player.

{T}: Heartless Hidetsugu deals damage to each player equal to half that player's life total, rounded down.

Imprint — When Invader Parasite enters the battlefield, exile target land. Whenever a land with the same name as the exiled card enters the battlefield under an opponent's control, Invader Parasite deals 2 damage to that player.

{T}: Add {R}.

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

Nonbasic lands are Mountains.

{1}{R}, {T}: Put a mine counter on target land. Whenever a land with a mine counter on it becomes tapped, destroy it. When Mine Layer leaves the battlefield, remove all mine counters from all lands.

Afflict 3 (Whenever this creature becomes blocked, defending player loses 3 life.) At the beginning of your postcombat main phase, add {R} for each 1 life your opponents have lost this turn.

Menace Players can't gain life. Whenever another creature enters the battlefield, Rampaging Ferocidon deals 1 damage to that creature's controller.

Flying Whenever a player casts a spell, they lose 1 life for each spell they've cast this turn.

At the beginning of each player's end step, that player sacrifices an untapped land.

Whenever a land enters the battlefield under an opponent's control, if that player had another land enter the battlefield under their control this turn, Tunnel Ignus deals 3 damage to that player.

Nonbasic lands are Mountains.

Whenever a player taps a nonbasic land for mana, Burning Earth deals 1 damage to that player.

If a source would deal damage to a permanent or player, it deals double that damage to that permanent or player instead.

At the beginning of your upkeep, if there are seven or more lands on the battlefield, sacrifice Impending Disaster and destroy all lands.

Whenever a player taps a land for mana, Manabarbs deals 1 damage to that player.

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

At the beginning of each player's upkeep, Roiling Vortex deals 1 damage to them. Whenever a player casts a spell, if no mana was spent to cast that spell, Roiling Vortex deals 5 damage to that player. {R}: Your opponents can't gain life this turn.

Your opponents can't search libraries. If an opponent would begin an extra turn, that player skips that turn instead.

At the beginning of each player's upkeep, Sulfuric Vortex deals 2 damage to that player. If a player would gain life, that player gains no life instead.

Whenever a land enters the battlefield, tap all lands its controller controls.

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.

Price of Progress deals damage to each player equal to twice the number of nonbasic lands that player controls.

Choose one — • Counter target blue spell. • Destroy target blue permanent.

Copy target instant or sorcery spell. You may choose new targets for the copy.

Add {R}{R}{R}{R}{R}.

Indestructible {T}: Add {C}.

{T}: Add {C}. {2}, {T}, Sacrifice Field of Ruin: Destroy target nonbasic land an opponent controls. Each player searches their library for a basic land card, puts it onto the battlefield, then shuffles.

{T}: Add {C}. {T}, Sacrifice Ghost Quarter: Destroy target land. Its controller may search their library for a basic land card, put it onto the battlefield, then shuffle.

({T}: Add {R}.)

This spell costs {1} less to cast for each creature on the battlefield. Blasphemous Act deals 13 damage to each creature.

Destroy X target artifacts.

Destroy target land. Its controller may search their library for a basic land card, put it onto the battlefield tapped, then shuffle. Draw a card.

Target player sacrifices a land. Threshold — Each player sacrifices all lands they control instead if seven or more cards are in your graveyard.

Draw two cards, then discard two cards. Flashback {2}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

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

This spell can't be countered. Destroy all artifacts, creatures, and lands. They can't be regenerated.

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

Each player discards their hand, then draws seven cards. Miracle {1}{R} (You may cast this card for its miracle cost when you draw it if it's the first card you drew this turn.)

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.

Destroy all nonbasic lands.

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

Each player sacrifices a land.

Destroy target artifact you don't control. Overload {4}{R} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

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

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

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.)

When Solemn Simulacrum enters the battlefield, you may search your library for a basic land card, put that card onto the battlefield tapped, then shuffle. When Solemn Simulacrum dies, you may draw a card.

Each player sacrifices X lands.

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