Iron Star

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

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.

Gray Ogre

Immolation

Enchant creature
Enchanted creature gets +2/-2.

Shatter

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.

Shivan Dragon

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

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.

Mana Flare

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

The Brute

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

Mountain

Hurloon Minotaur

Fire Elemental

Dwarven Warriors

{T}: Target creature with power 2 or less can't be blocked this turn.

Lightning Bolt

Lightning Bolt deals 3 damage to any target.

Giant Strength

Enchant creature
Enchanted creature gets +2/+2.

Firebreathing

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

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.