Target creature an opponent controls deals damage equal to its power to each other creature that player controls, then each of those creatures deals damage equal to its power to that creature.

At the beginning of your upkeep, reveal cards from the top of your library until you reveal a creature card. Until your next turn, Amplifire's base power becomes twice that card's power and its base toughness becomes twice that card's toughness. Put the revealed cards on the bottom of your library in a random order.

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 Assembled Alphas blocks or becomes blocked by a creature, Assembled Alphas deals 3 damage to that creature and 3 damage to that creature's controller.

{1}, {T}: Draw a card, then exile a card from your hand. If cards with five or more different mana values are exiled with Azor's Gateway, you gain 5 life, untap Azor's Gateway, and transform it.

(Transforms from Azor's Gateway.)

{T}: Add X mana of any one color, where X is your life total.

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.

When Bearer of the Heavens dies, destroy all permanents at the beginning of the next end step.

This spell costs {1} less to cast for each creature on the battlefield.

Blasphemous Act deals 13 damage to each creature.

Blaze deals X damage to any target.

For each land you control, create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

Any player may have Breaking Point deal 6 damage to them. If no one does, destroy all creatures. Creatures destroyed this way can't be regenerated.

+1: Chandra Nalaar deals 1 damage to target player or planeswalker.

-X: Chandra Nalaar deals X damage to target creature.

-8: Chandra Nalaar deals 10 damage to target player or planeswalker and each creature that player or that planeswalker's controller controls.

+1: Add {R}{R}. Chandra, Bold Pyromancer deals 2 damage to target player.

-3: Chandra, Bold Pyromancer deals 3 damage to target creature or planeswalker.

-7: Chandra, Bold Pyromancer deals 10 damage to target player and each creature and planeswalker they control.

Whenever one or more loyalty counters are removed from Chandra, Fire Artisan, she deals that much damage to target opponent or planeswalker.

+1: Exile the top card of your library. You may play it this turn.

-7: Exile the top seven cards of your library. You may play them this turn.

+2: Chandra, Pyrogenius deals 2 damage to each opponent.

-3: Chandra, Pyrogenius deals 4 damage to target creature.

-10: Chandra, Pyrogenius deals 6 damage to target player or planeswalker and each creature that player or that planeswalker's controller controls.

+1: Chandra, Pyromaster deals 1 damage to target player or planeswalker and 1 damage to up to one target creature that player or that planeswalker's controller controls. That creature can't block this turn.

0: Exile the top card of your library. You may play it this turn.

-7: Exile the top ten cards of your library. Choose an instant or sorcery card exiled this way and copy it three times. You may cast the copies without paying their mana costs.

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, Charmbreaker Devils gets +4/+0 until end of turn.

First strike

When Combustible Gearhulk enters the battlefield, target opponent may have you draw three cards. If the player doesn't, you mill three cards, then Combustible Gearhulk deals damage to that player equal to the total mana value of those cards.

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.

Demonfire deals X damage to any target. If a creature dealt damage this way would die this turn, exile it instead.

Hellbent -- If you have no cards in hand, this spell can't be countered and the damage can't be prevented.

Create four 1/1 red Devil creature tokens. They have "When this creature dies, it deals 1 damage to any target."

Flash

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

Disintegrate deals X damage to any target. If it's a creature, it can't be regenerated this turn, and if it would die this turn, exile it instead.

Defender

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

Fated Conflagration deals 5 damage to target creature or planeswalker. If it's your turn, scry 2. (Look at the top two cards of your library, then put any number of them on the bottom of your library and the rest on top in any order.)

Creatures you control have haste. (They can attack and {T} as soon as they come under your control.)

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.

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

Red creatures get +1/+1.

Whenever a Mountain is tapped for mana, its controller adds an additional {R}.

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

Creatures you control have haste.

{2}{R}, {T}, Sacrifice a land: Create a 3/3 colorless Golem enchantment artifact creature token.

Whenever an opponent activates an ability of an artifact, creature, or land on the battlefield, if it isn't a mana ability, Harsh Mentor deals 2 damage to that player.

At the beginning of combat on your turn, you may have target creature you control get +2/+0 and gain haste until end of turn. If you do, sacrifice it at the beginning of the next end step.

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

Whenever you cast a creature spell, you may discard a card. If you do, draw a card.

Cumulative upkeep {2} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

When a player doesn't pay Heart of Bogardan's cumulative upkeep, Heart of Bogardan deals X damage to target player or planeswalker and each creature that player or that planeswalker's controller controls, where X is twice the number of age counters on Heart of Bogardan minus 2.

{T}: Heartless Hidetsugu deals damage to each player equal to half that player's life total, rounded down.

Haste

Whenever a creature you control attacks, Hellrider deals 1 damage to the player or planeswalker it's attacking.

+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."

{R}, {T}, Discard a card: Destroy target blue permanent.

{1}{R}, {T}, Discard a card: Jaya Ballard, Task Mage deals 3 damage to any target. A creature dealt damage this way can't be regenerated this turn.

{5}{R}{R}, {T}, Discard a card: Jaya Ballard deals 6 damage to each creature and each player.

(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.

If another red source you control would deal damage to a permanent or player, it deals that much damage plus 1 to that permanent or player instead.

-2: Jaya, Venerated Firemage deals 2 damage to any target.

As long as Kaervek's Torch is on the stack, spells that target it cost {2} more to cast.

Kaervek's Torch deals X damage to any target.

{X}, Discard a card with mana value X: Knollspine Invocation deals X damage to any target.

+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.'"

{X}{R}, {T}, Discard two cards: Latulla, Keldon Overseer deals X damage to any target.

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

Equip {0}

Looming Spires enters the battlefield tapped.

When Looming Spires enters the battlefield, target creature gets +1/+1 and gains first strike until end of turn.

{T}: Add {R}.

{T}: Add {C}.

{4}, {T}: Investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.")

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

Flying

{R/P}: Moltensteel Dragon gets +1/+0 until end of turn.

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

Trample

Whenever Neheb, Dreadhorde Champion deals combat damage to a player or planeswalker, you may discard any number of cards. If you do, draw that many cards and add that much {R}. Until end of turn, you don't lose this mana as steps and phases end.

Other red creatures you control get +1/+1.

{R}, {T}: Another target red creature you control gains haste until end of turn. (It can attack and {T} this turn.)

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

Flying

When Ryusei, the Falling Star dies, it deals 5 damage to each creature without flying.

Whenever an instant or sorcery spell you control deals damage to an opponent, Satyr Firedancer deals that much damage to target creature that player controls.

{T}: Add {C}.

{2}, {T}: Scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)

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

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

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

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}

At the beginning of your upkeep, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.")

{T}, Sacrifice three Clues: Search your library for a card, put that card into your hand, then shuffle.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)

I -- Discard your hand.

II -- Draw two cards.

III -- If a red source you control would deal damage to a permanent or player this turn, it deals that much damage plus 2 to that permanent or player instead.

Your opponents can't gain life.

-2: Create a 1/1 red Devil creature token with "When this creature dies, it deals 1 damage to any target."

Creatures you control have haste.

Creatures your opponents control enter the battlefield tapped.

Kicker {8}{R} (You may pay an additional {8}{R} as you cast this spell.)

This spell can't be countered.

Urza's Rage deals 3 damage to any target. If this spell was kicked, instead it deals 10 damage to that permanent or player and the damage can't be prevented.

Afflict 4 (Whenever this creature becomes blocked, defending player loses 4 life.)

Whenever Wildfire Eternal attacks and isn't blocked, you may cast an instant or sorcery spell from your hand without paying its mana cost.

Whenever Wolf of Devil's Breach attacks, you may pay {1}{R} and discard a card. If you do, Wolf of Devil's Breach deals damage to target creature or planeswalker equal to the discarded card's mana value.