{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 this artifact: Draw a card.

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

{2}: Put a charge counter on this artifact. Remove a charge counter from this artifact: Add one mana of any color.

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

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.

{T}: Add one mana of any color. {1}, {T}: Untap target legendary creature you control.

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

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

{1}: Untap this artifact. {2}, {T}: You gain 1 life. {3}, {T}: Untap target creature. {4}, {T}: Tap target creature. {5}, {T}: Draw a card.

Equipped creature gets +1/+1 and has haste. At the beginning of each combat, untap equipped creature. Equipped creature has first strike as long as it's blocking or blocked by a Goblin or Orc. Equip {2}

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 "{3}, {Q}: This creature gets +2/+2 until end of turn." ({Q} is the untap symbol.) Equip {0}

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.)

Players can cast spells only during their own turns.

When this creature enters, you may return target card from your graveyard to your hand.

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.

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.

Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.) {T}: Add {B}, {R}, or {G}.

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

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.

{T}: Add {G}.

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

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

Whenever an opponent activates an ability of a creature or land that isn't a mana ability, you may draw a card.

Sacrifice this creature: Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Other tapped creatures you control have deathtouch. Other untapped creatures you control have hexproof. {1}, {T}: Untap another target creature or land you control.

Untap all permanents you control during each other player's untap step.

{T}: Untap target creature.

At the beginning of each player's upkeep, that player adds {G}{G}{G}. Until end of turn, they don't lose this mana as steps and phases end.

Reach, deathtouch Hypertoxic Miasma — All lands have "{T}: Add one mana of any color" and lose all other abilities.

This spell can't be countered. {R/G}: Target spell can't be countered.

This creature enters with X +1/+1 counters on it. {4}: Put a +1/+1 counter on this creature. Remove a +1/+1 counter from this creature: It deals 1 damage to any target.

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

Whenever an opponent casts a noncreature spell, this enchantment deals 1 damage to that player. {1}, Sacrifice this enchantment: Destroy target artifact or enchantment. This enchantment deals 2 damage to that permanent's controller.

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

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

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.

If this card is in your opening hand, you may begin the game with it on the battlefield. Whenever you tap a creature for mana, add an additional {G}. {6}{G}{G}: Put a +1/+1 counter on each creature you control.

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

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

Destroy target permanent. Its controller creates a 3/3 green Beast creature token.

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.

Multikicker {1} (You may pay an additional {1} any number of times as you cast this spell.) Choose any target, then choose another target for each time this spell was kicked. Comet Storm deals X damage to each of them.

As an additional cost to cast this spell, sacrifice a land. Search your library for up to two basic land cards, put them onto the battlefield, then shuffle.

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

Split second (As long as this spell is on the stack, players can't cast spells or activate abilities that aren't mana abilities.) Destroy target artifact or enchantment.

Split second (As long as this spell is on the stack, players can't cast spells or activate abilities that aren't mana abilities.) Untap target creature. Until end of turn, it gains hexproof, reach, and "Whenever this creature becomes tapped, it deals damage equal to its power to up to one target creature."

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

This land enters tapped. When this land enters, exile target player's graveyard. {T}: Add {B}.

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

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

({T}: Add {G}.)

{T}: Add {C}. {X}{R}{G}, {T}: Target creature gets +X/+0 and gains trample until end of turn.

If you control two or more other lands, this land enters tapped. {T}: Add {G}. {X}{G}: Until end of turn, this land becomes an X/X green Hydra creature. It's still a land. X can't be 0.

({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 {B}.)

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

Each land is a Swamp in addition to its other land types.

Each land is a Forest in addition to its other land types.

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

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.

Search your library for up to two basic land cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle.

Cleave {1}{B}{B}{G} (You may cast this spell for its cleave cost. If you do, remove the words in square brackets.) Search your library for a [basic land] card, [reveal it,] put it into your hand, then shuffle.

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.)

Search your library for a Plains, Island, Swamp, or Mountain card, put it onto the battlefield tapped, then shuffle.

Scry 2, then draw two cards. You lose 2 life. (To scry 2, look at the top two cards of your library, then put any number of them on the bottom and the rest on top in any order.)

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