This land enters tapped. {T}: Add {R}. {4}{R}, {T}, Sacrifice this land: Discover 4. Activate only as a sorcery. (Exile cards from the top of your library until you exile a nonland card with mana value 4 or less. Cast it without paying its mana cost or put it into your hand. Put the rest on the bottom in a random order.)

({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.

Hideaway 4 (When this land enters, look at the top four cards of your library, exile one face down, then put the rest on the bottom in a random order.) This land enters tapped. {T}: Add {R}. {R}, {T}: You may play the exiled card without paying its mana cost if an opponent was dealt 7 or more damage this turn.

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

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

When this creature enters, it deals 4 damage to each opponent. Delirium — Whenever a source you control deals noncombat damage to an opponent, if there are four or more card types among cards in your graveyard, this creature deals that amount of damage to target creature that player controls.

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

When this enchantment enters, the Ring tempts you. Whenever you cast an instant or sorcery spell, this enchantment deals 2 damage to each opponent.

If a red instant or sorcery spell you control would deal damage, it deals double that damage instead.

Flying Whenever you cast a noncreature or Dragon spell, this creature deals 1 damage to each opponent.

Trample Whenever a creature an opponent controls dies, Gimli deals 1 damage to that creature's controller.

Whenever you cast an instant or sorcery spell, this creature deals 2 damage to each opponent.

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.

Whenever you cast your first instant or sorcery spell each turn, copy that spell. You may choose new targets for the copy.

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

{3}, Sacrifice this creature: Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle.

{T}: Add {R}. As this artifact enters, you may have it become a copy of any creature on the battlefield until end of turn, except it has haste.

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

This artifact enters tapped. {T}: Add {R}.

+1: Add {R}{R}{R}. Spend this mana only to cast instant or sorcery spells. +1: Discard up to three cards, then draw that many cards. −8: You get an emblem with "You may cast instant and sorcery spells from your graveyard. If a spell cast this way would be put into your graveyard, exile it instead."

+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."

Whenever you commit a crime, create a tapped Treasure token. This ability triggers only once each turn. (Targeting opponents, anything they control, and/or cards in their graveyards is a crime.) Sacrifice three Treasures: Create a 4/4 red Scorpion Dragon creature token with flying and haste. Activate only as a sorcery.

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

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

{T}: Add {R}. When that mana is spent to cast a red instant or sorcery spell, copy that spell and you may choose new targets for the copy.

Whenever you cast your first spell each turn, add {R}{R}.

Whenever you cast a red spell, if this creature has fewer than three +1/+1 counters on it, put a +1/+1 counter on this creature. Remove three +1/+1 counters from this creature: Add {R}{R}{R}.

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

At the beginning of your upkeep, exile the top card of your library. You may play that card this turn.

As an additional cost to cast this spell, discard a card. Draw two cards. Flashback {3}{R} (You may cast this card from your graveyard for its flashback cost and any additional costs. Then exile it.)

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.)

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.

As this enchantment enters, choose Khans or Dragons. • Khans — At the beginning of your upkeep, exile the top card of your library. Until end of turn, you may play that card. • Dragons — Whenever a creature you control leaves the battlefield, this enchantment deals 1 damage to any target.

At the beginning of your upkeep, return an instant or sorcery card at random from your graveyard to your hand. Whenever you cast an instant or sorcery spell, this creature gets +4/+0 until end of turn.

You may cast up to two instant and/or sorcery spells with total mana value 6 or less from your graveyard and/or hand without paying their mana costs. If those spells would be put into your graveyard, exile them instead. Exile Invoke Calamity.

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

Choose one — • Agate Assault deals 4 damage to target creature. If that creature would die this turn, exile it instead. • Exile target artifact.

Choose one — • Destroy target Vehicle. • Crash and Burn deals 6 damage to target creature or planeswalker.

Spree (Choose one or more additional costs.) + {2} — Explosive Derailment deals 4 damage to target creature. + {2} — Destroy target artifact.

Fiery Annihilation deals 5 damage to target creature. Exile up to one target Equipment attached to that creature. If that creature would die this turn, exile it instead.

Fire Prophecy deals 3 damage to target creature. You may put a card from your hand on the bottom of your library. If you do, draw a card.

This spell costs {1} more to cast for each target beyond the first. Fireball deals X damage divided evenly, rounded down, among any number of targets.

Frantic Firebolt deals X damage to target creature, where X is 2 plus the number of cards in your graveyard that are instant cards, sorcery cards, and/or have an Adventure.

Devoid (This card has no color.) This spell costs {2} less to cast if an opponent controls a multicolored permanent. Ghostfire Slice deals 4 damage to any target.

Grapeshot deals 1 damage to any target. Storm (When you cast this spell, copy it for each spell cast before it this turn. You may choose new targets for the copies.)

As an additional cost to cast this spell, exile X cards from your graveyard. Harvest Pyre deals X damage to target creature.

Destroy target land. Into the Maw of Hell deals 13 damage to target creature.

Choose two — • Choose target player. They may discard up to X cards. Then they draw a card for each card discarded this way. • This spell deals X damage to target creature. • This spell deals X damage to target planeswalker. • Target creature gets +X/+0 and gains haste until end of turn.

Roast deals 5 damage to target creature without flying.

Scorching Shot deals 5 damage to target creature.

Seismic Strike deals damage to target creature equal to the number of Mountains you control.

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.)

Choose one — • Destroy target artifact. • Shredded Sails deals 4 damage to target creature with flying. Cycling {2} ({2}, Discard this card: Draw a card.)

Smite the Deathless deals 3 damage to target creature. That creature loses indestructible until end of turn. If that creature would die this turn, exile it instead.

Spite of Mogis deals damage to target creature equal to the number of instant and sorcery cards in your graveyard. Scry 1. (Look at the top card of your library. You may put that card on the bottom.)

Spitting Earth deals damage to target creature equal to the number of Mountains you control.

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.

Torch the Witness deals twice X damage to target creature. If excess damage was dealt to that creature this way, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.")