Lightning Bolt

Lightning Bolt deals 3 damage to any target.

Mountain

Create two 1/1 red Goblin creature tokens.

Forgotten Cave enters tapped.
{T}: Add {R}.
Cycling {R} ({R}, Discard this card: Draw a card.)

Whenever another red creature you control enters, Foundry Street Denizen gets +1/+0 until end of turn.

Haste (This creature can attack and {T} as soon as it comes under your control.)
{T}, Sacrifice this creature: It deals 1 damage to any target.

Target creature gets +3/+0 and gains first strike until end of turn. (It deals combat damage before creatures without first strike.)

Whenever another creature dies, you may have Hissing Iguanar deal 1 damage to target player or planeswalker.

As an additional cost to cast this spell, sacrifice a creature.
Reckless Abandon deals 4 damage to any target.