Haste (This creature can attack and {T} as soon as it comes under your control.) Other Goblin creatures you control get +1/+1 and have haste.

Haste Whenever Goblin Guide attacks, defending player reveals the top card of their library. If it's a land card, that player puts it into their hand.

Protection from blue (This creature can't be blocked, targeted, dealt damage, or enchanted by anything blue.) Whenever Goblin Piledriver attacks, it gets +2/+0 until end of turn for each other attacking Goblin.

Battle cry (Whenever this creature attacks, each other attacking creature gets +1/+0 until end of turn.)

{T}: Create X 1/1 red Goblin creature tokens, where X is the number of Goblins you control.

Whenever Krenko, Tin Street Kingpin attacks, put a +1/+1 counter on it, then create a number of 1/1 red Goblin creature tokens equal to Krenko's power.

Add {R} for each creature you control.

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

Create two 1/1 red Goblin creature tokens.