Hamletback Goliath

Whenever another creature enters, you may put X +1/+1 counters on this creature, where X is that creature's power.

Getting

Goblin Tunneler

{T}: Target creature with power 2 or less can't be blocked this turn.

Arms Dealer

{1}{R}, Sacrifice a Goblin: This creature deals 4 damage to target creature.

Fleshpulper Giant

When this creature enters, you may destroy target creature with toughness 2 or less.

Have

Goblin Balloon Brigade

{R}: This creature gains flying until end of turn.

Lavafume Invoker

{8}: Creatures you control get +3/+0 until end of turn.

Dogpile

Dogpile deals damage to any target equal to the number of attacking creatures you control.

Maniacal Rage

Enchant creature
Enchanted creature gets +2/+2 and can't block.

Goblin Shortcutter

When this creature enters, target creature can't block this turn.

Empty the Warrens

Create two 1/1 red Goblin creature tokens.
Storm (When you cast this spell, copy it for each spell cast before it this turn.)

Goblin Bushwhacker

Kicker {R} (You may pay an additional {R} as you cast this spell.)
When this creature enters, if it was kicked, creatures you control get +1/+0 and gain haste until end of turn.

Deathforge Shaman

Multikicker {R} (You may pay an additional {R} any number of times as you cast this spell.)
When this creature enters, it deals damage to target player or planeswalker equal to twice the number of times it was kicked.

Goblin Piker

Canyon Minotaur

Grotag Siege-Runner

{R}, Sacrifice this creature: Destroy target creature with defender. This creature deals 2 damage to that creature's controller.

Act of Treason

Gain control of target creature until end of turn. Untap that creature. It gains haste until end of turn. (It can attack and {T} this turn.)

Battle-Rattle Shaman

At the beginning of combat on your turn, you may have target creature get +2/+0 until end of turn.

Grotag Thrasher

Whenever this creature attacks, target creature can't block this turn.

Ogre Resister

Krark-Clan Ogre

{R}, Sacrifice an artifact: Target creature can't block this turn.

Kindled Fury

Target creature gets +1/+0 and gains first strike until end of turn. (It deals combat damage before creatures without first strike.)

Goblin Artillery

{T}: This creature deals 2 damage to any target and 3 damage to you.

Slaughter Cry

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

Needlepeak Spider

Raid Bombardment

Whenever a creature you control with power 2 or less attacks, this enchantment deals 1 damage to the player or planeswalker that creature is attacking.

Bladetusk Boar

Intimidate (This creature can't be blocked except by artifact creatures and/or creatures that share a color with it.)

Goblin Replica

{3}{R}, Sacrifice this creature: Destroy target artifact.

Goblin Diplomats

{T}: Each creature attacks this turn if able.

Goblin

Burst of Speed

Creatures you control gain haste until end of turn. (They can attack and {T} even if they just came under your control.)

Raging Goblin

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

Hill Giant

Bloodmark Mentor

Red creatures you control have first strike.

Downhill Charge

You may sacrifice a Mountain rather than pay this spell's mana cost.
Target creature gets +X/+0 until end of turn, where X is the number of Mountains you control.

Utvara Scalper

Flying
This creature attacks each combat if able.

Quest for the Goblin Lord

Whenever a Goblin you control enters, you may put a quest counter on this enchantment.
As long as this enchantment has five or more quest counters on it, creatures you control get +2/+0.

Lowland Oaf

{T}: Target Goblin creature you control gets +1/+0 and gains flying until end of turn. Sacrifice that creature at the beginning of the next end step.

Goblin War Paint

Enchant creature
Enchanted creature gets +2/+2 and has haste.

Bonebreaker Giant

Outrage Shaman

Chroma — When this creature enters, it deals damage to target creature equal to the number of red mana symbols in the mana costs of permanents you control.

Krenko's Command

Create two 1/1 red Goblin creature tokens.

Fling

As an additional cost to cast this spell, sacrifice a creature.
Fling deals damage equal to the sacrificed creature's power to any target.

Pygmy Pyrosaur

This creature can't block.
{R}: This creature gets +1/+0 until end of turn.

Blood Ogre

Bloodthirst 1 (If an opponent was dealt damage this turn, this creature enters with a +1/+1 counter on it.)
First strike (This creature deals combat damage before creatures without first strike.)

Goblin Rally

Create four 1/1 red Goblin creature tokens.

Siege-Gang Commander

When this creature enters, create three 1/1 red Goblin creature tokens.
{1}{R}, Sacrifice a Goblin: This creature deals 2 damage to any target.

Hatchet Bully

{2}{R}, {T}, Put a -1/-1 counter on a creature you control: This creature deals 2 damage to any target.

Rustrazor Butcher

First strike
Wither (This deals damage to creatures in the form of -1/-1 counters.)

War-Torch Goblin

{R}, Sacrifice this creature: It deals 2 damage to target blocking creature.

Don't Have

Goblinslide

Whenever you cast a noncreature spell, you may pay {1}. If you do, create a 1/1 red Goblin creature token with haste.

Bonesplitter

Goblin Sky Raider

Flying (This creature can't be blocked except by creatures with flying or reach.)

Screaming Fury

Target creature gets +5/+0 and gains haste until end of turn.

Rage Reflection

Creatures you control have double strike.

Flame Slash

Flame Slash deals 4 damage to target creature.

Bone Shaman

{B}: Until end of turn, this creature gains "Creatures dealt damage by this creature this turn can't be regenerated this turn."

Lava Axe

Lava Axe deals 5 damage to target player or planeswalker.

Blind-Spot Giant

This creature can't attack or block unless you control another Giant.

Torch Slinger

Kicker {1}{R} (You may pay an additional {1}{R} as you cast this spell.)
When this creature enters, if it was kicked, it deals 2 damage to target creature.

Goblin Fireslinger

{T}: This creature deals 1 damage to target player or planeswalker.

Akoum Boulderfoot

When this creature enters, it deals 1 damage to any target.

Trumpet Blast

Attacking creatures get +2/+0 until end of turn.

Ogre Sentry

Goblin Roughrider

Skirk Drill Sergeant

Whenever this creature or another Goblin dies, you may pay {2}{R}. If you do, reveal the top card of your library. If it's a Goblin permanent card, put it onto the battlefield. Otherwise, put it into your graveyard.

Drooling Ogre

Whenever a player casts an artifact spell, that player gains control of this creature. (This effect lasts indefinitely.)

Goblin Chieftain

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.

Earthquake

Earthquake deals X damage to each creature without flying and each player.