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

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

({T}: Add {G}.)

({T}: Add {R}.)

When this land enters, sacrifice it. When you do, search your library for a basic Swamp, Mountain, or Forest card, put it onto the battlefield tapped, then shuffle and you gain 1 life.

This land enters tapped unless you control two or more other lands. {T}: Add {R} or {G}.

This land enters tapped. {T}: Add {B}, {R}, or {G}.

({T}: Add {B}.)

{T}: Add {C}. {T}, Sacrifice this land: Search your library for a basic Swamp, Mountain, or Forest card, put it onto the battlefield tapped, then shuffle. Cycling {B}{R}{G} ({B}{R}{G}, Discard this card: Draw a card.)

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

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

At the beginning of each player's first main phase, if this artifact is untapped, that player adds {C} for each artifact they control.

{1}, {T}: Add {R}{G}.

If you would lose unspent mana, that mana becomes colorless instead.

Equipped creature has haste and shroud. (It can't be the target of spells or abilities.) Equip {0}

{1}, {T}: Untap target creature that has an activated ability with {T} in its cost.

Whenever a land an opponent controls is tapped for mana, tap all lands that player controls that could produce any type of mana that land could produce.

{1}, {T}: Add {B}{R}.

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

{T}: Choose a player. That player adds one mana of any color they choose.

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.)

First strike, haste Whenever a player taps a land for mana, if this creature is tapped, that player adds one mana of any type that land produced. Then that land deals 1 damage to that player.

At the beginning of each postcombat main phase, the active player adds {C}{C} for each of your opponents who lost life this turn. (Damage causes loss of life.)

Flying If an opponent would lose life during your turn, they lose twice that much life instead. (Damage causes loss of life.)

Flying, deathtouch Whenever an opponent loses life, you gain that much life. (Damage causes loss of life.)

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.

When you cast this spell, each player sacrifices X creatures. This creature enters with two +1/+1 counters on it for each creature sacrificed this way. Flying, trample

Each spell you cast that's red or green costs {1} less to cast.

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 an opponent casts a spell, Kaervek deals damage equal to that spell's mana value to any target.

Whenever a player taps a Mountain, Forest, or Plains for mana, that player adds one mana of any type that land produced.

Indestructible As long as your devotion to red and green is less than seven, Klothys isn't a creature. At the beginning of your first main phase, exile target card from a graveyard. If it was a land card, add {R} or {G}. Otherwise, you gain 2 life and Klothys deals 2 damage to each opponent.

Flying You don't lose unspent red mana as steps and phases end. When this creature dies, you may pay any amount of {R}. When you do, it deals that much damage to any target.

At the beginning of each player's first main phase, that player adds {G}{G}.

Marvin has all activated abilities of creatures you control that don't have the same name as this creature.

Indestructible As long as your devotion to black and red is less than seven, Mogis isn't a creature. At the beginning of each opponent's upkeep, Mogis deals 2 damage to that player unless they sacrifice a creature of their choice.

Whenever a land an opponent controls enters, that player loses 1 life. Put a +1/+1 counter on this creature.

Trample If you tap a permanent for mana, it produces three times as much of that mana instead.

You don't lose unspent green mana as steps and phases end. Omnath gets +1/+1 for each unspent green mana you have.

This creature has first strike during your turn. Whenever an opponent draws a card, this creature deals 1 damage to them.

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.)

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

Players can't gain life. Damage can't be prevented. When this creature enters, it deals damage to each player equal to the number of nonbasic lands that player controls.

Menace Your opponents can't gain life. Whenever a player casts their first spell each turn, choose another target player. The Lord of Pain deals damage equal to that spell's mana value to the chosen player.

Flying If a source you control would deal damage to an opponent or a permanent an opponent controls, it deals double that damage instead.

Flying Ward—Pay 2 life. Whenever an opponent loses life for the first time during each of their turns, put a +1/+1 counter on Valgavoth and draw a card.

Xantcha enters under the control of an opponent of your choice. Xantcha attacks each combat if able and can't attack its owner or planeswalkers its owner controls. {3}: Xantcha's controller loses 2 life and you draw a card. Any player may activate this ability.

Join forces — Starting with you, each player may pay any amount of mana. Each player searches their library for up to X basic land cards, where X is the total amount of mana paid this way, puts them onto the battlefield tapped, then shuffles.

(You may cast a legendary sorcery only if you control a legendary creature or planeswalker.) Jaya's Immolating Inferno deals X damage to each of up to three targets.

Whenever a player taps a nonbasic land for mana, this enchantment deals 1 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.

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.

Flash Whenever a player taps a land for mana, that player adds one mana of any type that land produced.

Whenever an opponent loses life, you gain that much life.

Players can't gain life. At the beginning of each player's upkeep, that player loses half their life, rounded up.

Whenever a player taps a land for mana, that player adds one mana of any type that land produced.

Shroud (This enchantment can't be the target of spells or abilities.) {X}: Put X tower counters on this enchantment. At the beginning of your upkeep, if there are 100 or more tower counters on this enchantment, you win the game.

Whenever a player taps a land for mana, that player adds one mana of any type that land produced.

If you tap a permanent for mana, it produces twice as much of that mana instead.

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

Whenever a player taps a land for mana, that player adds one mana of any type that land produced, and this enchantment deals 1 damage to the player.

Whenever a land an opponent controls enters, that player loses 2 life and you gain 2 life.

At the beginning of each player's upkeep, this enchantment deals X damage to that player, where X is the number of untapped lands they controlled at the beginning of this turn.

At the beginning of each player's draw step, that player draws an additional card. Whenever a player draws a card, this enchantment deals 1 damage to that player.

Whenever an opponent taps a land for mana, tap all lands that player controls. If a creature an opponent controls attacks, all creatures that opponent controls attack if able.

Destroy target permanent an opponent controls. Its controller may search their library for a basic land card, put it onto the battlefield, then shuffle.

If you control a commander, you may cast this spell without paying its mana cost. You may choose new targets for target spell or ability.

Permanents you control gain hexproof and indestructible until end of turn.

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