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

Defender Whenever you cast an instant or sorcery spell, this creature deals 1 damage to each opponent.

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

Enchant player Whenever enchanted player casts a noncreature spell, roll a d6. This Aura deals damage to that player equal to the result. Then attach this Aura to another one of your opponents chosen at random.

Each player may discard up to three cards. Mind Bomb deals damage to each player equal to 3 minus the number of cards they discarded this way.

Mob Justice deals damage to target player or planeswalker equal to the number of creatures you control.

Counter target instant spell.

Counter target spell unless its controller pays {1}.

Counter target instant or sorcery spell unless its controller pays {3}.

Defender {T}: Target creature gains haste until end of turn.

Defender {2}{W}, {T}: Tap target creature. You may put a stun counter on it. If you do, put a stun counter on this creature. (If a permanent with a stun counter would become untapped, remove one from it instead.)

Defender, flying {1}{W}: Creatures you control with defender can attack this turn as though they didn't have defender.

Defender (This creature can't attack.) Whenever this creature blocks a creature, that creature can't attack during its controller's next turn.

Defender Whenever you cast an instant or sorcery spell, you may draw a card. If you do, discard a card. This ability triggers only once each turn.

Target player draws two cards, then Cerebral Vortex deals damage to that player equal to the number of cards they've drawn this turn.

Enchant Wall Enchanted Wall can attack as though it didn't have defender.

This land enters tapped. {T}: Add {W} or {U}.

{T}: Add {C}. {2}, {T}: Add X mana of any one color, where X is the number of other Gates you control.

{T}: Add {C}. {2}, {T}: Target creature gets +X/+X until end of turn, where X is the number of Gates you control. Activate only as a sorcery.

This land enters tapped. {T}: Add {R} or {W}.

This land enters tapped. As this land enters, choose a color other than white. {T}: Add {W} or one mana of the chosen color.

This land enters tapped. As this land enters, choose a color other than red. {T}: Add {R} or one mana of the chosen color.

{T}, Sacrifice this land: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

This land enters tapped. When this land enters, sacrifice it unless you pay {1}. {T}: Add one mana of any color.

Gates you control enter untapped. {T}: Add {C}. {T}: Add one mana of any color that a Gate you control could produce.

{T}: Add {C}. {1}, {T}: Add one mana of any color. {1}, {T}, Tap an untapped Gate you control: Create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

({T}: Add {U}.)

This land enters tapped. {T}: Add {U} or {R}.

This land enters tapped. {T}: Add {C}. {3}, {T}, Return this land to its owner's hand: Search your library for a Gate card, put it onto the battlefield, then shuffle. If you control ten or more Gates with different names, you win the game.

({T}: Add {R}.)

({T}: Add {W}.)

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

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

This land enters tapped. As this land enters, choose a color other than blue. {T}: Add {U} or one mana of the chosen color.

Defender Whenever a creature you control with defender blocks, you may gain 2 life.

Defender {2}: This creature gains indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.)

Enchant creature Whenever enchanted creature deals damage to you, this Aura deals that much damage to that creature's controller.

Prevent all combat damage that would be dealt by target attacking or blocking creature this turn. If {R} was spent to cast this spell, Boros Fury-Shield deals damage to that creature's controller equal to the creature's power.

Counter target instant spell if it's blue. Draw a card at the beginning of the next turn's upkeep.

Defender {T}: Creatures you control gain haste until end of turn.

Choose one — • Prevent all combat damage that would be dealt this turn. • Regenerate target creature. • Counter target spell that targets you.

Counter target spell that targets a permanent you control.

Defender, flying Shroud (This creature can't be the target of spells or abilities.)

Wall creatures can attack as though they didn't have defender.

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

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

Destroy X target artifacts. Builder's Bane deals damage to each player equal to the number of artifacts they controlled that were put into a graveyard this way.

Target opponent reveals the top card of their library. Cerebral Eruption deals damage equal to the revealed card's mana value to that player and each creature that player controls. If a land card is revealed this way, return Cerebral Eruption to its owner's hand.

Flash When this enchantment enters, draw a card. Creatures lose all abilities. At the beginning of the end step, sacrifice this enchantment.

Earth Tremor deals damage to target creature or planeswalker equal to the number of lands you control.

Destroy all creatures with power greater than target creature's power.

Spree (Choose one or more additional costs.) + {1} — All creatures lose all abilities until end of turn. + {1} — Choose a creature you control. It gains indestructible until end of turn. + {3}{W}{W} — Destroy all creatures.

Defender When this creature has flying, sacrifice it. When this creature leaves the battlefield, it deals damage to each nonblue creature without flying equal to half the number of Islands you control, rounded down.

For each player, Incite Rebellion deals damage to that player and each creature that player controls equal to the number of creatures they control.

Choose one — • Counter target noncreature spell unless its controller pays {2}. • Izzet Charm deals 2 damage to target creature. • Draw two cards, then discard two cards.

Counter target spell unless its controller pays {1}.

Counter target spell unless its controller pays {X}. Mindswipe deals X damage to that spell's controller.

Flash Enchant creature Enchanted creature gets -2/-0 and loses all abilities. (Mutating onto the creature won't give it new abilities. It can gain abilities in other ways.)

Outflank deals damage to target attacking or blocking creature equal to the number of creatures you control.

Outnumber deals damage to target creature equal to the number of creatures you control.

At the beginning of your upkeep and whenever you cast a red spell, put a charge counter on this artifact. {3}, {T}, Sacrifice this artifact: It deals damage equal to the number of charge counters on it to any target.

Each creature deals damage to itself equal to its power.

Counter target spell.

Counter target spell.

Goad all creatures you don't control. (Until your next turn, those creatures attack each combat if able and attack a player other than you if able.)

{2}, {T}, Sacrifice this artifact: Search your library for a land card, reveal it, put it into your hand, then shuffle.

Cast this spell only during combat on an opponent's turn. Prevent all combat damage that would be dealt to you and planeswalkers you control this turn. Untap all attacking creatures and goad them. After this phase, there is an additional combat phase.