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

Imprint — When Chrome Mox enters the battlefield, you may exile a nonartifact, nonland card from your hand. {T}: Add one mana of any of the exiled card's colors.

Whenever a nonartifact permanent enters the battlefield under your control, you may return another permanent you control that shares a permanent type with it to its owner's hand.

{T}, Sacrifice Jeweled Lotus: Add three mana of any one color. Spend this mana only to cast your commander.

Discard your hand, Sacrifice Lion's Eye Diamond: Add three mana of any one color. Activate only as an instant.

{T}, Sacrifice Lotus Petal: Add one mana of any color.

At the beginning of your upkeep, flip a coin. If you lose the flip, Mana Crypt deals 3 damage to you. {T}: Add {C}{C}.

Mana Vault doesn't untap during your untap step. At the beginning of your upkeep, you may pay {4}. If you do, untap Mana Vault. At the beginning of your draw step, if Mana Vault is tapped, it deals 1 damage to you. {T}: Add {C}{C}{C}.

If Mox Diamond would enter the battlefield, you may discard a land card instead. If you do, put Mox Diamond onto the battlefield. If you don't, put it into its owner's graveyard. {T}: Add one mana of any color.

Metalcraft — {T}: Add one mana of any color. Activate only if you control three or more artifacts.

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

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

When Dockside Extortionist enters the battlefield, create X Treasure tokens, where X is the number of artifacts and enchantments your opponents control. (Treasure tokens are artifacts with "{T}, Sacrifice this artifact: Add one mana of any color.")

Whenever you cast a noncreature spell, surveil 1. (Look at the top card of your library. You may put that card into your graveyard.) Delirium — As long as there are four or more card types among cards in your graveyard, Dragon's Rage Channeler gets +2/+2, has flying, and attacks each combat if able.

Flash When Dualcaster Mage enters the battlefield, copy target instant or sorcery spell. You may choose new targets for the copy.

When Goblin Engineer enters the battlefield, you may search your library for an artifact card, put it into your graveyard, then shuffle. {R}, {T}, Sacrifice an artifact: Return target artifact card with mana value 3 or less from your graveyard to the battlefield.

When Goblin Matron enters the battlefield, you may search your library for a Goblin card, reveal that card, put it into your hand, then shuffle.

When Imperial Recruiter enters the battlefield, search your library for a creature card with power 2 or less, reveal it, put it into your hand, then shuffle.

Afflict 3 (Whenever this creature becomes blocked, defending player loses 3 life.) At the beginning of your postcombat main phase, add {R} for each 1 life your opponents have lost this turn.

Exile Simian Spirit Guide from your hand: Add {R}.

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, Mayhem Dominus. ({R/P} can be paid with either {R} or 2 life.)

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

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

Each nonland card in your graveyard has escape. The escape cost is equal to the card's mana cost plus exile three other cards from your graveyard. (You may cast cards from your graveyard for their escape cost.) At the beginning of the end step, sacrifice Underworld Breach.

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

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 artifact: Add one mana of any color.")

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.

Burning Hands deals 2 damage to target creature or planeswalker. If that permanent is green, Burning Hands deals 6 damage instead.

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.

Delayed Blast Fireball deals 2 damage to each opponent and each creature they control. If this spell was cast from exile, it deals 5 damage to each opponent and each creature they control instead. Foretell {4}{R}{R} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)

Add {R}{R}{R}. Splice onto Arcane {1}{R} (As you cast an Arcane spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card's effects to that spell.)

Electrodominance deals X damage to any target. You may cast a spell with mana value X or less from your hand without paying its mana cost.

As an additional cost to cast this spell, discard a card or pay {5}. Lightning Axe deals 5 damage to target creature.

Lightning Bolt deals 3 damage to any target.

As an additional cost to cast this spell, you may exile any number of red cards from your hand. This spell costs {2} less to cast for each card exiled this way. Exile the top X cards of your library. You may play up to two of those cards until the end of your next turn.

If it's your turn, you may sacrifice a Mountain rather than pay this spell's mana cost. Mine Collapse deals 5 damage to target creature or planeswalker.

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

Add {R}{R}{R}.

Choose one — • Counter target spell if it's blue. • Destroy target permanent if it's blue.

You may exile a red card from your hand rather than pay this spell's mana cost. Pyrokinesis deals 4 damage divided as you choose among any number of target creatures.

Choose one — • Counter target blue spell. • Destroy target blue permanent.

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

Bargain (You may sacrifice an artifact, enchantment, or token as you cast this spell.) Stonesplitter Bolt deals X damage to target creature or planeswalker. If this spell was bargained, it deals twice X damage to that permanent instead.

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

Counter target spell. Choose 1, 2, or 3 at random. Its controller mills that many cards, then exiles cards from the top of their library until they exile a nonland card with a different name than that spell. They may cast that card without paying its mana cost. Then they put the exiled cards on the bottom of their library in a random order.

{T}: Add {C}{C}. Ancient Tomb deals 2 damage to you.

Boseiju, Who Shelters All enters the battlefield tapped. {T}, Pay 2 life: Add {C}. If that mana is spent on an instant or sorcery spell, that spell can't be countered.

As Cavern of Souls enters the battlefield, choose a creature type. {T}: Add {C}. {T}: Add one mana of any color. Spend this mana only to cast a creature spell of the chosen type, and that spell can't be countered.

If Gemstone Caverns is in your opening hand and you're not the starting player, you may begin the game with Gemstone Caverns on the battlefield with a luck counter on it. If you do, exile a card from your hand. {T}: Add {C}. If Gemstone Caverns has a luck counter on it, instead add one mana of any color.

({T}: Add {R}.)

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I — Urza's Saga gains "{T}: Add {C}." II — Urza's Saga gains "{2}, {T}: Create a 0/0 colorless Construct artifact creature token with 'This creature gets +1/+1 for each artifact you control.'" III — Search your library for an artifact card with mana cost {0} or {1}, put it onto the battlefield, then shuffle.

Banefire deals X damage to any target. If X is 5 or more, this spell can't be countered and the damage can't be prevented.

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

Crater's Claws deals X damage to any target. Ferocious — Crater's Claws deals X plus 2 damage instead if you control a creature with power 4 or greater.

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 card, put that card into your hand, discard a card at random, then shuffle.

Choose one. If you control a commander as you cast this spell, you may choose both instead. • Add {R} for each card in target opponent's hand. • Exile the top three cards of your library. You may play them this turn.

This spell can't be countered. Lithomantic Barrage deals 1 damage to target creature or planeswalker. It deals 5 damage instead if that target is white and/or blue.

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

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

Meteor Swarm deals 8 damage divided as you choose among X target creatures and/or planeswalkers.

Choose one — • Create an X/1 red Elemental creature token with trample and haste. Sacrifice it at the beginning of the next end step. • Purphoros's Intervention deals twice X damage to target creature or planeswalker.

Add {R}{R}, then add {R} for each card named Rite of Flame in each graveyard.

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

Shivan Meteor deals 13 damage to target creature. Suspend 2—{1}{R}{R} (Rather than cast this card from your hand, you may pay {1}{R}{R} and exile it with two time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, you may cast it without paying its mana cost.)

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

Strive — This spell costs {2}{R} more to cast for each target beyond the first. Choose any number of target creatures you control. For each of them, create a token that's a copy of that creature, except it has haste. Exile those tokens at the beginning of the next end step.

Each player discards their hand, then draws seven 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.