Blaze

Incinerate

Incinerate deals 3 damage to any target. A creature dealt damage this way can't be regenerated this turn.

Sudden Impact

Sudden Impact deals damage to target player equal to the number of cards in that player's hand.

Goblin Hero

Fling

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

Goblin War Drums

Creatures you control have menace. (They can't be blocked except by two or more creatures.)

Arc Lightning

Arc Lightning deals 3 damage divided as you choose among one, two, or three targets.

Shower of Sparks

Shower of Sparks deals 1 damage to target creature and 1 damage to target player or planeswalker.

Lightning Blast

Lightning Blast deals 4 damage to any target.

Mountain

Mob Justice

Mob Justice deals damage to target player or planeswalker equal to the number of creatures you control.

Raging Goblin

Haste (This creature can attack and {T} as soon as it comes under your control.)

Shock

Volcanic Hammer

Volcanic Hammer deals 3 damage to any target.

Wall of Lava

Defender (This creature can't attack.)
{R}: Wall of Lava gets +1/+1 until end of turn.

Cinder Wall

Defender
When Cinder Wall blocks, destroy it at end of combat.

Flare

Flare deals 1 damage to any target.
Draw a card at the beginning of the next turn's upkeep.

Mountain Goat

Mountainwalk (This creature can't be blocked as long as defending player controls a Mountain.)

Disintegrate

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.

Heat Ray

Heat Ray deals X damage to target creature.

Fanning the Flames

Buyback {3} (You may pay an additional {3} as you cast this spell. If you do, put this card into your hand as it resolves.)
Fanning the Flames deals X damage to any target.

Fissure

Destroy target creature or land. It can't be regenerated.

Hill Giant

Fireball

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.