Lightning Bolt

Lightning Bolt deals 3 damage to any target.

Dragon Whelp

Flying
{R}: Dragon Whelp gets +1/+0 until end of turn. If this ability has been activated four or more times this turn, sacrifice Dragon Whelp at the beginning of the next end step.

Hurloon Minotaur

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.

Fire Elemental

Gray Ogre

Mountain

Shatter

Firebreathing

Enchant creature
{R}: Enchanted creature gets +1/+0 until end of turn.

Shivan Dragon

Flying
{R}: This creature gets +1/+0 until end of turn.

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.

Immolation

Enchant creature
Enchanted creature gets +2/-2.

Iron Star

Whenever a player casts a red spell, you may pay {1}. If you do, you gain 1 life.

The Brute

Enchant creature
Enchanted creature gets +1/+0.
{R}{R}{R}: Regenerate enchanted creature.

Giant Strength

Enchant creature
Enchanted creature gets +2/+2.

Brass Man

Brass Man doesn't untap during your untap step.
At the beginning of your upkeep, you may pay {1}. If you do, untap Brass Man.

Mana Flare

Whenever a player taps a land for mana, that player adds one mana of any type that land produced.