Warren Torchmaster

At the beginning of combat on your turn, you may blight 1. When you do, target creature gains haste until end of turn. (To blight 1, put a -1/-1 counter on a creature you control.)

Goblin Locksmith

Whenever this creature attacks, creatures with defender can't block this turn.

Gristle Glutton

{T}, Blight 1: Discard a card. If you do, draw a card. (To blight 1, put a -1/-1 counter on a creature you control.)

Boggart Prankster

Whenever you attack, target attacking Goblin you control gets +1/+0 until end of turn.

Gravel-Hide Goblin

{3}{G}: This creature gets +2/+2 until end of turn.

Elder Auntie

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

Nightblade Brigade

Deathtouch
Mobilize 1 (Whenever this creature attacks, create a tapped and attacking 1/1 red Warrior creature token. Sacrifice it at the beginning of the next end step.)
When this creature enters, surveil 1. (Look at the top card of your library. You may put it into your graveyard.)

Sting-Slinger

{1}{R}, {T}, Blight 1: This creature deals 2 damage to each opponent. (To blight 1, put a -1/-1 counter on a creature you control.)

Devoted Duelist

Haste
Flurry — Whenever you cast your second spell each turn, this creature deals 1 damage to each opponent.

Goblin Motivator

{T}: Target creature gains haste until end of turn. (It can attack and {T} this turn.)

Bile-Vial Boggart

When this creature dies, put a -1/-1 counter on up to one target creature.

Boneclub Berserker

This creature gets +2/+0 for each other Goblin you control.

Prowcatcher Specialist

Haste
Exhaust — {3}{R}: Put two +1/+1 counters on this creature. (Activate each exhaust ability only once.)

Innocent Bystander

Whenever this creature is dealt 3 or more damage, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.")