Stomping Ground

({T}: Add {R} or {G}.)
As Stomping Ground enters, you may pay 2 life. If you don't, it enters tapped.

Guttersnipe

Whenever you cast an instant or sorcery spell, this creature deals 2 damage to each opponent.

When Goblin Arsonist dies, you may have it deal 1 damage to any target.

If a red source you control would deal damage to an opponent or a permanent an opponent controls, it deals that much damage plus 2 instead.

If a source you control would deal damage to a permanent or player, it deals triple that damage to that permanent or player instead.

{T}: Goblin Fireslinger deals 1 damage to target player or planeswalker.

Lightning Bolt deals 3 damage to any target.

Magma Jet deals 2 damage to any target. Scry 2.

({T}: Add {R} or {G}.)
Highland Forest enters tapped.

Frost Bite deals 2 damage to target creature or planeswalker. If you control three or more snow permanents, it deals 3 damage instead.

{T}: Add {G}.
Whenever you tap Zhur-Taa Druid for mana, it deals 1 damage to each opponent.

As an additional cost to cast this spell, sacrifice a Goblin.
Goblin Grenade deals 5 damage to any target.