Whenever you cast a noncreature spell, Kessig Flamebreather deals 1 damage to each opponent.

Whenever Ragavan, Nimble Pilferer deals combat damage to a player, create a Treasure token and exile the top card of that player's library. Until end of turn, you may cast that card. Dash {1}{R} (You may cast this spell for its dash cost. If you do, it gains haste, and it's returned from the battlefield to its owner's hand at the beginning of the next end step.)

Defender {T}: Thermo-Alchemist deals 1 damage to each opponent. Whenever you cast an instant or sorcery spell, untap Thermo-Alchemist.

Lava Dart deals 1 damage to any target. Flashback—Sacrifice a Mountain. (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Lightning Bolt deals 3 damage to any target.

Add {R}{R}{R}.

Spark Jolt deals 1 damage to any target. Scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)

Castle Embereth enters the battlefield tapped unless you control a Mountain. {T}: Add {R}. {1}{R}{R}, {T}: Creatures you control get +1/+0 until end of turn.

({T}: Add {R}.)

{T}: Add {C}. {T}, Pay 1 life: Add {R}. {2}{R}{R}, {T}, Sacrifice a Desert: Ramunap Ruins deals 2 damage to each opponent.

Target creature gains trample and gets +X/+0 until end of turn, where X is 1 plus the number of cards named Ancestral Anger in your graveyard. Draw a card.

Nonbasic lands are Mountains.

+1: Add {R}. Chandra, Dressed to Kill deals 1 damage to up to one target player or planeswalker. +1: Exile the top card of your library. If it's red, you may cast it this turn. −7: Exile the top five cards of your library. You may cast red spells from among them this turn. You get an emblem with "Whenever you cast a red spell, this emblem deals X damage to any target, where X is the amount of mana spent to cast that spell."

End the Festivities deals 1 damage to each opponent and each creature and planeswalker they control.

({R/P} can be paid with either {R} or 2 life.) Gut Shot deals 1 damage to any target.

As Pithing Needle enters the battlefield, choose a card name. Activated abilities of sources with the chosen name can't be activated unless they're mana abilities.

At the beginning of each player's upkeep, Roiling Vortex deals 1 damage to them. Whenever a player casts a spell, if no mana was spent to cast that spell, Roiling Vortex deals 5 damage to that player. {R}: Your opponents can't gain life this turn.

Electrickery deals 1 damage to target creature you don't control. Overload {1}{R} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

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

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

Whenever you cast a noncreature spell, Firebrand Archer deals 1 damage to each opponent.

Galvanic Blast deals 2 damage to any target. Metalcraft — Galvanic Blast deals 4 damage instead if you control three or more artifacts.

{T}: Goblin Fireslinger deals 1 damage to target player or planeswalker.

Lava Spike deals 3 damage to target player or planeswalker.

Flash When Mirran Banesplitter enters the battlefield, attach it to target creature you control. Equipped creature gets +2/+0. Equip {3} ({3}: Attach to target creature you control. Equip only as a sorcery.)

Haste Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)

Play with Fire deals 2 damage to any target. If a player is dealt damage this way, 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}.

Exile the top two cards of your library. Until the end of your next turn, you may play those cards.

Shock deals 2 damage to any target.

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.)

Defender {T}: Spear Spewer deals 1 damage to each player.