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

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

Chain Reaction deals X damage to each creature, where X is the number of creatures on the battlefield.

When Spiteful Banditry enters the battlefield, it deals X damage to each creature. Whenever one or more creatures your opponents control die, you create a Treasure token. This ability triggers only once each turn.

Read ahead (Choose a chapter and start with that many lore counters. Add one after your draw step. Skipped chapters don't trigger. Sacrifice after III.) I — The Elder Dragon War deals 2 damage to each creature and each opponent. II — Discard any number of cards, then draw that many cards. III — Create a 4/4 red Dragon creature token with flying.

Flying Whenever a source you control deals damage to you, put that many +1/+1 counters on Auntie Blyte, Bad Influence. {1}{R}, {T}, Remove X +1/+1 counters from Auntie Blyte: It deals X damage to any target.

Indestructible Whenever Brash Taunter is dealt damage, it deals that much damage to target opponent. {2}{R}, {T}: Brash Taunter fights another target creature.

Flying Landfall — Whenever a land enters the battlefield under your control, Akoum Hellkite deals 1 damage to any target. If that land is a Mountain, Akoum Hellkite deals 2 damage instead.

At the beginning of your upkeep, if you control six or more lands, create a 5/5 red Dragon creature token with flying.

Flying Landfall — Whenever a land enters the battlefield under your control, create a 0/2 red Dragon Egg creature token with defender and "When this creature dies, create a 2/2 red Dragon creature token with flying and '{R}: This creature gets +1/+0 until end of turn.'"

+1: Exile the top card of your library. You may cast that card. If you don't, Chandra, Torch of Defiance deals 2 damage to each opponent. +1: Add {R}{R}. −3: Chandra, Torch of Defiance deals 4 damage to target creature. −7: You get an emblem with "Whenever you cast a spell, this emblem deals 5 damage to any target."

When Court of Ire enters the battlefield, you become the monarch. At the beginning of your upkeep, Court of Ire deals 2 damage to any target. If you're the monarch, it deals 7 damage instead.

Whenever a Dragon enters the battlefield under your control, put a gold counter on Dragon's Hoard. {T}, Remove a gold counter from Dragon's Hoard: Draw a card. {T}: Add one mana of any color.

When Emberwilde Captain enters the battlefield, you become the monarch. Whenever an opponent attacks you while you're the monarch, Emberwilde Captain deals damage to that player equal to the number of cards in their hand.

{2}, {T}: Draw a card. Activate only if you control three or more lands with the same name.

As Outpost Siege enters the battlefield, 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, Outpost Siege deals 1 damage to any target.

Landfall — Whenever a land enters the battlefield under your control, you may pay {2}. If you do, draw a card.

Flying When Skyline Despot enters the battlefield, you become the monarch. At the beginning of your upkeep, if you're the monarch, create a 5/5 red Dragon creature token with flying.

When The Mightstone and Weakstone enters the battlefield, choose one — • Draw two cards. • Target creature gets -5/-5 until end of turn. {T}: Add {C}{C}. This mana can't be spent to cast nonartifact spells. (Melds with Urza, Lord Protector.)

({T}: Add {R}.) Dwarven Mine enters the battlefield tapped unless you control three or more other Mountains. When Dwarven Mine enters the battlefield untapped, create a 1/1 red Dwarf creature token.

Myriad Landscape enters the battlefield tapped. {T}: Add {C}. {2}, {T}, Sacrifice Myriad Landscape: 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 {C}. {2}, {T}: Return target commander you own from the battlefield to your hand. Activate only during your turn.

({T}: Add {R}.)

{T}: Add {C}. {2}, {T}: You may put a basic land card from your hand onto the battlefield tapped.

Valakut, the Molten Pinnacle enters the battlefield tapped. Whenever a Mountain enters the battlefield under your control, if you control at least five other Mountains, you may have Valakut, the Molten Pinnacle deal 3 damage to any target. {T}: Add {R}.

{T}: Add {C}. {3}, {T}, Pay life equal to the number of colors in your commanders' color identity: Draw a card.

{2}, {T}, Sacrifice Armillary Sphere: Search your library for up to two basic land cards, reveal them, put them into your hand, then shuffle.

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

Wraith Form — Canoptek Wraith can't be blocked. Transdimensional Scout — When Canoptek Wraith deals combat damage to a player, you may pay {3} and sacrifice it. If you do, choose a land you control. Then search your library for up to two basic land cards which have the same name as the chosen land, put them onto the battlefield tapped, then shuffle.

Trample When Caves of Chaos Adventurer enters the battlefield, you take the initiative. Whenever Caves of Chaos Adventurer attacks, exile the top card of your library. If you've completed a dungeon, you may play that card this turn without paying its mana cost. Otherwise, you may play that card this turn.

Dungeoneer's Pack enters the battlefield tapped. {2}, {T}, Sacrifice Dungeoneer's Pack: You take the initiative, gain 3 life, draw a card, and create a Treasure token. Activate only as a sorcery. (A Treasure token is an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

+2: Search your library for a basic Mountain card, reveal it, put it into your hand, then shuffle. −3: Koth, Fire of Resistance deals damage to target creature equal to the number of Mountains you control. −7: You get an emblem with "Whenever a Mountain enters the battlefield under your control, this emblem deals 4 damage to any target."

When Loot Dispute enters the battlefield, you take the initiative and create a Treasure token. Whenever you attack the player who has the initiative, create a Treasure token. Loud Ruckus — Whenever you complete a dungeon, create a 5/5 red Dragon creature token with flying.

{2}, {T}, Sacrifice Navigation Orb: Search your library for up to two basic land cards and/or Gate cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle.

Flying When Pilgrim's Eye enters the battlefield, you may search your library for a basic land card, reveal it, put it into your hand, then shuffle.

When Scampering Surveyor enters the battlefield, search your library for a basic land card or Cave card, put it onto the battlefield tapped, then shuffle.

When Skittering Surveyor enters the battlefield, you may search your library for a basic land card, reveal it, put it into your hand, then shuffle.

{1}{R}: Put a +1/+1 counter on Ashling the Pilgrim. If this is the third time this ability has resolved this turn, remove all +1/+1 counters from Ashling the Pilgrim, and it deals that much damage to each creature and each player.

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.)

Equipped creature has myriad. (Whenever it attacks, for each opponent other than defending player, you may create a token that's a copy of that creature that's tapped and attacking that player or a planeswalker they control. Exile the tokens at end of combat.) Equip {4}

At the beginning of your end step, you may exile target creature you control, then return that card to the battlefield under your control.

{2}, {T}: Copy target activated or triggered ability you control. You may choose new targets for the copy. {3}, {T}: Copy target instant or sorcery spell you control. You may choose new targets for the copy. {4}, {T}: Copy target permanent spell you control. (The copy becomes a token.)

{2}, {T}: Copy target triggered ability you control. You may choose new targets for the copy. (A triggered ability uses the words "when," "whenever," or "at.")

{T}: Add {R}. If that mana is spent on a Dragon creature spell, it gains haste until end of turn.

When Coveted Jewel enters the battlefield, draw three cards. {T}: Add three mana of any one color. Whenever one or more creatures an opponent controls attack you and aren't blocked, that player draws three cards and gains control of Coveted Jewel. Untap it.

Ebony Fly enters the battlefield tapped. {T}: Add {C}. {4}: Roll a d6. Until end of turn, you may have Ebony Fly become an X/X Insect artifact creature with flying, where X is the result. Whenever Ebony Fly attacks, another target attacking creature gains flying until end of turn.

You can cast spells only during your turn and you can cast no more than two spells each turn. You may cast spells with mana value less than or equal to the number of lands you control without paying their mana costs.

{T}: Add {C}{C}. {2}, {T}, Sacrifice Hedron Archive: Draw two cards.

+1: Untap target Mountain. It becomes a 4/4 red Elemental creature until end of turn. It's still a land. −2: Add {R} for each Mountain you control. −5: You get an emblem with "Mountains you control have '{T}: This land deals 1 damage to any target.'"

{T}: Add {C}. {T}: Target nonland permanent becomes an artifact in addition to its other types until end of turn.

{T}: Add {C}. {1}, {T}, Sacrifice Mind Stone: Draw a card.

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

Sacrifice a snow Mountain: Prevent all combat damage that would be dealt this turn.

Whenever you cast a red spell or a Mountain enters the battlefield under your control, you gain 1 life.

{2}, Sacrifice a snow land: Prevent all combat damage that would be dealt this turn.

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

Flying When Hoarding Dragon enters the battlefield, you may search your library for an artifact card, exile it, then shuffle. When Hoarding Dragon dies, you may put the exiled card into its owner's hand.

{3}, {T}: Draw a card.

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

Equipped creature gets +1/+0 and has vigilance. Whenever equipped creature dies, if it was a Human, create a 1/1 white Spirit creature token with flying. Equip {2}

Equipped creature gets +1/+1 for each land you control. Equip legendary creature {3} Equip {7}

Equipped creature has flying and first strike. Equip {2}

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.

Enchant creature Enchanted creature gets +1/+0 for each Mountain you control and has first strike.

Destroy target land. Its controller may search their library for a basic land card, put it onto the battlefield tapped, then shuffle. Draw a card.

Enchant creature Enchanted creature has haste. {R}: Enchanted creature gets +1/+0 until end of turn. When a creature with mana value 6 or greater enters the battlefield, you may return Dragon Breath from your graveyard to the battlefield attached to that creature.

Commander creatures you own have "At the beginning of your end step, if a source you controlled dealt 5 or more damage this turn, create a 4/4 red Dragon creature token with flying."

{5}{R}{R}: Create a 5/5 red Dragon creature token with flying. (It can't be blocked except by creatures with flying or reach.)

Whenever a player casts a red spell, you may gain 1 life.

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

Dragon spells you cast cost {2} less to cast.

{T}: Add {C}{C}{C}. {3}, {T}, Sacrifice Dreamstone Hedron: Draw three cards.

Whenever equipped creature attacks, look at the top card of your library. If it's a land card, you may put it onto the battlefield tapped. Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)

Whenever a nontoken creature enters the battlefield under your control, you may pay {R}. If you do, create a token that's a copy of that creature. That token gains haste. Exile it at the beginning of the next end step.

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

Flying Whenever Ganax, Astral Hunter or another Dragon enters the battlefield under your control, create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.") Choose a Background (You can have a Background as a second commander.)

Add {R}{R}{R}{R}{R}{R}{R}. Spend this mana only to cast artifact or creature spells.

Each player may play an additional land on each of their turns. At the beginning of each player's upkeep, if that player has no cards in hand, that player draws three cards.

Whenever Golden Argosy attacks, exile each creature that crewed it this turn. Return them to the battlefield tapped under their owner's control at the beginning of the next end step. Crew 1 (Tap any number of creatures you control with total power 1 or more: This Vehicle becomes an artifact creature until end of turn.)

At the beginning of combat on your turn, create a token that's a copy of equipped creature, except the token isn't legendary. That token gains haste. Equip {5}

Exile target nonland permanent. Its controller draws a card.

Add seven {R}. You can cast only one more spell this turn.

Haste {T}: Create a token that's a copy of target nonlegendary creature you control, except it has haste. Sacrifice it at the beginning of the next end step.

When Lantern of the Lost enters the battlefield, exile target card from a graveyard. {1}, {T}, Exile Lantern of the Lost: Exile all cards from all graveyards, then draw a card.

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

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.

Lightning Bolt deals 3 damage to any target.

{1}, {T}: Add two mana in any combination of colors. Spend this mana only to cast Dragon spells or activate abilities of Dragons. {R}, {T}, Sacrifice Orb of Dragonkind: Look at the top seven cards of your library. You may reveal a Dragon card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

If an artifact or creature entering the battlefield causes a triggered ability of a permanent you control to trigger, that ability triggers an additional time.

Path of Ancestry enters the battlefield tapped. {T}: Add one mana of any color in your commander's color identity. When that mana is spent to cast a creature spell that shares a creature type with your commander, scry 1. (Look at the top card of your library. You may put that card on the bottom.)

Flying When Rapacious Dragon enters the battlefield, create two Treasure tokens. (They're artifacts with "{T}, Sacrifice this artifact: Add one mana of any color.")

Flying Fire Breath — When Red Dragon enters the battlefield, it deals 4 damage to each opponent.

Whenever a creature attacks you or a planeswalker you control, each Dragon you control deals 1 damage to that creature. +1: Until end of turn, each planeswalker you control becomes a 4/4 red Dragon creature and gains flying. −3: Create a 4/4 red Dragon creature token with flying.

When Soul-Guide Lantern enters the battlefield, exile target card from a graveyard. {T}, Sacrifice Soul-Guide Lantern: Exile each opponent's graveyard. {1}, {T}, Sacrifice Soul-Guide Lantern: Draw a card.

Flying When Spawn of Thraxes enters the battlefield, it deals damage to any target equal to the number of Mountains you control.

Hideaway 4 (When this land enters the battlefield, look at the top four cards of your library, exile one face down, then put the rest on the bottom in a random order.) Spinerock Knoll enters the battlefield 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.

{T}: Add {C}{C}. {2}, {T}, Sacrifice Stonespeaker Crystal: Exile any number of target players' graveyards. Draw a card.

Imprint — When Strata Scythe enters the battlefield, search your library for a land card, exile it, then shuffle. Equipped creature gets +1/+1 for each land on the battlefield with the same name as the exiled card. Equip {3}

Equipped creature gets +2/+2 and has protection from green and from white. Whenever equipped creature deals combat damage to a player, exile up to one target creature you own, then search your library for a basic land card. Put both cards onto the battlefield under your control, then shuffle. Equip {2}

Equipped creature gets +1/+1. Whenever equipped creature attacks, you may search your library for a basic land card, put it onto the battlefield tapped, then shuffle. Equip {2}

{T}: Ben-Ben, Akki Hermit deals damage to target attacking creature equal to the number of untapped Mountains you control.

Living weapon (When this Equipment enters the battlefield, create a 0/0 black Phyrexian Germ creature token, then attach this to it.) Equipped creature gets +1/+1. Whenever equipped creature attacks, you may search your library for a basic land card, put it onto the battlefield tapped, then shuffle. Equip {3}

When Fires of Mount Doom enters the battlefield, it deals 2 damage to target creature an opponent controls. Destroy all Equipment attached to that creature. {2}{R}: Exile the top card of your library. You may play that card this turn. When you play a card this way, Fires of Mount Doom deals 2 damage to each player.

{R}, {T}, Discard a card: Create a token that's a copy of another target creature you control. It gains haste and "When this creature dies, draw a card." Sacrifice it at the beginning of the next end step. Activate only as a sorcery. Blitz {1}{R} (If you cast this spell for its blitz cost, it gains haste and "When this creature dies, draw a card." Sacrifice it at the beginning of the next end step.)

Whenever Mogg Maniac is dealt damage, it deals that much damage to target opponent or planeswalker.

When Mycosynth Wellspring enters the battlefield or is put into a graveyard from the battlefield, you may search your library for a basic land card, reveal it, put it into your hand, then shuffle.

As long as it's your turn and you control four or more Mountains, Sardian Cliffstomper gets +X/+0, where X is the number of Mountains you control.

Whenever Scaretiller becomes tapped, choose one — • You may put a land card from your hand onto the battlefield tapped. • Return target land card from your graveyard to the battlefield tapped.

Destroy target land. Star of Extinction deals 20 damage to each creature and each planeswalker.