Magmasaur

This creature enters with five +1/+1 counters on it.
At the beginning of your upkeep, you may remove a +1/+1 counter from this creature. If you don't, sacrifice this creature and it deals damage equal to the number of +1/+1 counters on it to each creature without flying and each player.

Flowstone Giant

{R}: This creature gets +2/-2 until end of turn.

Kindle

Kindle deals X damage to any target, where X is 2 plus the number of cards named Kindle in all graveyards.

Crown of Flames

Enchant creature
{R}: Enchanted creature gets +1/+0 until end of turn.
{R}: Return this Aura to its owner's hand.

Giant Strength

Enchant creature
Enchanted creature gets +2/+2.

Mogg Fanatic

Sacrifice this creature: It deals 1 damage to any target.

Sandstone Warrior

First strike (This creature deals combat damage before creatures without first strike.)
{R}: This creature gets +1/+0 until end of turn.

Rolling Thunder

Rolling Thunder deals X damage divided as you choose among any number of targets.

Flowstone Salamander

{R}: This creature deals 1 damage to target creature blocking it.

Eron the Relentless

Goblin Bombardment

Sacrifice a creature: This enchantment deals 1 damage to any target.

Firefly

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

Coiled Tinviper

Mountain

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.

Earth Elemental

Lightning Blast

Lightning Blast deals 4 damage to any target.

Squee's Toy

{T}: Prevent the next 1 damage that would be dealt to target creature this turn.

Lightning Elemental

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

Blood Frenzy

Cast this spell only before the combat damage step.
Target attacking or blocking creature gets +4/+0 until end of turn. Destroy that creature at the beginning of the next end step.

Fireslinger

{T}: This creature deals 1 damage to any target and 1 damage to you.

Mogg Flunkies

This creature can't attack or block alone.

Searing Touch

Buyback {4} (You may pay an additional {4} as you cast this spell. If you do, put this card into your hand as it resolves.)
Searing Touch deals 1 damage to any target.

Tahngarth's Rage

Enchant creature
Enchanted creature gets +3/+0 as long as it's attacking. Otherwise, it gets -2/-1.