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

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

You may sacrifice two Mountains rather than pay this spell's mana cost. Fireblast deals 4 damage to any target.

You may sacrifice two Mountains rather than pay this spell's mana cost. Fireblast deals 4 damage to any target.

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.)

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

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

Rift Bolt deals 3 damage to any target. Suspend 1—{R} (Rather than cast this card from your hand, you may pay {R} and exile it with a time counter 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.)

Spectacle {R} (You may cast this spell for its spectacle cost rather than its mana cost if an opponent lost life this turn.) Skewer the Critics deals 3 damage to any target.

Chain Lightning deals 3 damage to any target. Then that player or that permanent's controller may pay {R}{R}. If the player does, they may copy this spell and may choose a new target for that copy.

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

Flame Slash deals 4 damage to target creature.

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.")

As an additional cost to cast this spell, sacrifice a creature. Fling deals damage equal to the sacrificed creature's power to any target.

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

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