Lava Axe

Lava Axe deals 5 damage to target player or planeswalker.

Lightning Elemental

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

Wall of Fire

Defender (This creature can't attack.)
{R}: Wall of Fire gets +1/+0 until end of turn.

Sleep

Tap all creatures target player controls. Those creatures don't untap during that player's next untap step.

Fiery Hellhound

{R}: Fiery Hellhound 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.

Raging Goblin

Terramorphic Expanse

{T}, Sacrifice Terramorphic Expanse: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

Canyon Minotaur

Berserkers of Blood Ridge

Berserkers of Blood Ridge attacks each combat if able.

Goblin Piker

Lightning Bolt

Lightning Bolt deals 3 damage to any target.

Mountain

Island

Goblin Artillery

{T}: Goblin Artillery deals 2 damage to any target and 3 damage to you.

Shivan Dragon

Flying (This creature can't be blocked except by creatures with flying or reach.)
{R}: Shivan Dragon gets +1/+0 until end of turn.

Negate

Divination

Inferno Elemental

Whenever Inferno Elemental blocks or becomes blocked by a creature, Inferno Elemental deals 3 damage to that creature.

Prodigal Pyromancer

{T}: Prodigal Pyromancer deals 1 damage to any target.

Seismic Strike

Seismic Strike deals damage to target creature equal to the number of Mountains you control.

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.

Pyroclasm

Pyroclasm deals 2 damage to each creature.

Bogardan Hellkite

Flash
Flying
When Bogardan Hellkite enters, it deals 5 damage divided as you choose among any number of targets.