Raging Goblin

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

Goblin Matron

When this creature enters, you may search your library for a Goblin card, reveal that card, put it into your hand, then shuffle.

Create three 1/1 red Goblin creature tokens.

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.

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

Whenever this creature attacks, you may pay {R}. If you do, target creature can't block this turn.

Create two 1/1 red Goblin creature tokens.

Whenever a creature you control enters, this enchantment deals 1 damage to each opponent.

When this creature enters, create a 1/1 red Goblin creature token.

Alliance — Whenever another creature you control enters, this creature deals 1 damage to each opponent.