Acidic Soil deals damage to each player equal to the number of lands they control.

Whenever a land enters, this artifact deals 2 damage to that land's controller.

At the beginning of each player's end step, this enchantment deals X damage to that player, where X is the number of untapped lands they control.

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.) If a source you control would deal damage to a permanent or player, it deals triple that damage instead.

Whenever this creature is dealt damage, it deals that much damage to each player.

When this creature enters, it deals damage to each opponent equal to your devotion to red. (Each {R} in the mana costs of permanents you control counts toward your devotion to red.)

First strike (This creature deals combat damage before creatures without first strike.) If a source would deal damage to an opponent, it deals double that damage to that player instead.

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

Flame Rift deals 4 damage to each player.

{T}: This creature deals 2 damage to any target and 3 damage to you.

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

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

Whenever an opponent activates an ability of an artifact, creature, or land that isn't a mana ability, this creature deals 1 damage to that player. {3}{R}{R}: This creature gets +3/+3 and gains menace until end of turn.

Whenever a commander you control deals combat damage to an opponent, it deals that much damage to each other opponent. Partner (You can have two commanders if both have partner.)

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

{T}: This creature deals 2 damage to any target and 3 damage to you.

{T}: This creature deals 2 damage to any target and 3 damage to you.

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

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

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

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

Whenever a player casts a spell, if it's not their turn, this creature deals 4 damage to them.

If a source you control would deal noncombat damage to an opponent or a permanent an opponent controls, it deals double that damage to that player or permanent instead. {1}{R/P}{R/P}, Discard two cards: Put an indestructible counter on Solphim. ({R/P} can be paid with either {R} or 2 life.)

Whenever a player casts a spell, this enchantment deals 2 damage to that player.

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

Indestructible Whenever this creature is dealt damage, it deals that much damage to target opponent. {2}{R}, {T}: This creature fights another target creature.

Damage that would reduce your life total to less than 1 reduces it to 1 instead. Morph {R}{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.)

Flying You can't lose the game and your opponents can't win the game.

Your life total can't change. (You can't gain or lose life. You can't pay any amount of life except 0.)

Indestructible As this creature enters, choose a player. Whenever this creature is dealt damage, it deals that much damage to the chosen player. {T}: This creature deals 1 damage to itself.

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

At the beginning of your upkeep, put two descent counters on this enchantment. Then each player creates X Treasure tokens and this enchantment deals X damage to each player, where X is the number of descent counters on this enchantment.

Add {R} for each tapped land your opponents control.

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

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

As an additional cost to cast this spell, sacrifice an artifact or discard a card. Draw two cards.

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.)

Choose one — • Abrade deals 3 damage to target creature. • Destroy target artifact.

Whenever you put one or more counters on a permanent or player, this enchantment deals that much damage to target opponent, creature an opponent controls, or planeswalker an opponent controls.

Choose target creature. Whenever that creature is dealt damage this turn, it deals that much damage to each other creature and each player.

Equipped creature has deathtouch and lifelink. (Any amount of damage it deals to a creature is enough to destroy it. Damage dealt by this creature also causes you to gain that much life.) Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery.)

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

Target creature you control deals damage equal to its power to each other creature and each opponent.

Earthquake deals X damage to each creature without flying and each player.

{T}: This creature deals 4 damage to each creature without flying and each player.

Lightning Bolt deals 3 damage to any target.

Target creature you control deals damage equal to its power to any target.

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.")

{T}: Add {R}. This land deals 1 damage to you. Threshold — {R}, {T}, Sacrifice this land: It deals 2 damage to any target. Activate only if seven or more cards are in your graveyard.

({T}: Add {R}.)

This land enters tapped. {T}: Add {C}. {2}, {T}, Sacrifice this land: Search your library for up to two basic land cards that share a land type, put them onto the battlefield tapped, then shuffle.

{T}: Add {C}. {2}, {T}: Choose a color. Add an amount of mana of that color equal to your devotion to that color. (Your devotion to a color is the number of mana symbols of that color in the mana costs of permanents you control.)

Nonbasic lands are Mountains.