Mountain

Mugging

Mugging deals 2 damage to target creature. That creature can't block this turn.

Spear Spewer

Defender
{T}: Spear Spewer deals 1 damage to each player.

Infuriate

Target creature gets +3/+2 until end of turn.

Blazing Volley

Blazing Volley deals 1 damage to each creature your opponents control.

Goblin Banneret

Mentor (Whenever this creature attacks, put a +1/+1 counter on target attacking creature with lesser power.)
{1}{R}: Goblin Banneret gets +2/+0 until end of turn.

Skirk Prospector

Rigging Runner

First strike
Raid — Rigging Runner enters with a +1/+1 counter on it if you attacked this turn.

Goblin Arsonist

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

Crash Through

Creatures you control gain trample until end of turn. (Each of those creature can deal excess combat damage to the player or planeswalker it's attacking.)
Draw a card.

Shock

Tin Street Dodger

Haste
{R}: Tin Street Dodger can't be blocked this turn except by creatures with defender.