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

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.

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.

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

Whenever a player casts a spell with mana value 3 or less, this creature deals 2 damage to that player.

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

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 casts a noncreature spell, this creature deals damage to that player equal to the number of noncreature spells they've cast this turn.

{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.

Whenever a player casts a spell with mana value 3 or less, this enchantment deals 2 damage to that player.

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

Choose a color. Searing Rays deals damage to each player equal to the number of creatures of that color that player controls.

Defender {T}: This creature deals 1 damage to each player.

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

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.

First strike When this creature enters, 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, this creature deals 2 damage to that player.

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.

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

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

As an additional cost to cast this spell, discard a card. Draw two cards and create two Treasure tokens. (They're artifacts with "{T}, Sacrifice this token: Add one mana of any color.")

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.)

Exile the top three cards of your library. Until the end of your next turn, you may play those cards. If this spell was cast from a graveyard, you may play cards this way without paying their mana costs. Flashback {7}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Spectacle {R} (You may cast this spell for its spectacle cost rather than its mana cost if an opponent lost life this turn.) Exile the top two cards of your library. Until the end of your next turn, you may play those cards.

{1}{R}, {T}, Sacrifice this creature: Each player discards their hand, then draws seven cards.

Exile the top two cards of your library. Until the end of your next turn, you may play those cards.

Each player secretly chooses a number 0 or greater, then all players reveal those numbers simultaneously and determine the highest and lowest numbers revealed this way. Wheel of Misfortune deals damage equal to the highest number to each player who chose that number. Each player who didn't choose the lowest number discards their hand, then draws seven cards.

{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}.)

{T}: Add {C}. {T}, Pay 1 life: Add {R}. {2}{R}{R}, {T}, Sacrifice a Desert: This land deals 2 damage to each opponent.

{T}: Add {C}. {4}, {T}: Target creature can't be blocked this turn.

{T}: Add {C}. {3}, {T}, Pay life equal to the number of colors in your commanders' color identity: Draw a card.

Living weapon (When this Equipment enters, create a 0/0 black Phyrexian Germ creature token, then attach this to it.) Equipped creature gets +1/+1 and has vigilance and lifelink. Equip {5}

This spell costs {3} less to cast if you control a creature with power 4 or greater. Change the target of target spell or ability with a single target.

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.)

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.

Equipped creature has hexproof and haste. (It can't be the target of spells or abilities your opponents control. It can attack and {T} no matter when it came under your control.) Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)

Equipped creature has vigilance. Whenever another artifact or creature is put into a graveyard from the battlefield, put a +1/+1 counter on equipped creature. Equip {2}

{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.

+2: Search your library for a basic Mountain card, reveal it, put it into your hand, then shuffle. −3: Koth deals damage to target creature equal to the number of Mountains you control. −7: You get an emblem with "Whenever a Mountain you control enters, this emblem deals 4 damage to any target."

{T}: Add {C}. {1}, {T}, Sacrifice this artifact: Draw a card.

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

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

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.

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.

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

Ravenous (This creature enters with X +1/+1 counters on it. If X is 5 or more, draw a card when it enters.) Bio-plasmic Barrage — When this creature enters, it deals X damage to each player and each other creature.

Fault Line deals X damage to each creature without flying and each player.

Kicker {R} (You may pay an additional {R} as you cast this spell.) If this spell was kicked, it has split second. (As long as this spell is on the stack, players can't cast spells or activate abilities that aren't mana abilities.) Molten Disaster deals X damage to each creature without flying and each player.

At the beginning of the end step, if no creatures are on the battlefield, sacrifice this enchantment. {R}: This enchantment deals 1 damage to each creature and each player.

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

Subterranean Tremors deals X damage to each creature without flying. If X is 4 or more, destroy all artifacts. If X is 8 or more, create an 8/8 red Lizard creature token.

This spell can't be countered. Volcanic Fallout deals 2 damage to each creature and each player.

Exile the top three cards of your library. Until end of turn, you may play those cards. (If you cast a spell this way, you still pay its costs. You can play a land this way only if you have an available land play remaining.)

Damage that would reduce your life total to less than 1 reduces it to 1 instead.

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.

No more than two creatures can attack you each combat.

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.

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

This creature doesn't untap during your untap step. Whenever a creature dies, untap this creature. {T}: This creature deals 1 damage to any target.

Equipped creature has lifelink. Whenever equipped creature dies, return that card to the battlefield under its owner's control at the beginning of the next end step. Equip {4} ({4}: Attach to target creature you control. Equip only as a sorcery.)

{T}: Add {C}. {T}: Add one mana of any color. This land deals 3 damage to you.