mtg.wtf

{T}: Target creature gains haste until end of turn.

Protection from blue
Whenever Goblin Piledriver attacks, it gets +2/+0 until end of turn for each other attacking Goblin.

Other Goblin creatures you control attack each combat if able.
At the beginning of combat on your turn, create a 1/1 red Goblin creature token with haste.
Whenever Goblin Rabblemaster attacks, it gets +1/+0 until end of turn for each other attacking Goblin.

Goblin Raider can't block.

{1}{R}, Sacrifice a land: Put a +1/+1 counter on Goblin Razerunners.
At the beginning of your end step, you may have Goblin Razerunners deal damage equal to the number of +1/+1 counters on it to target player or planeswalker.

{T}: Target creature can't block this turn.
{S}: Goblin Rimerunner gains haste until end of turn.

Say "Goblin S.W.A.T. Team": Put a +1/+1 counter on Goblin S.W.A.T. Team unless an opponent swats the table within five seconds. Activate only once each turn.

Flying

Sacrifice Goblin Skycutter: It deals 2 damage to target creature with flying. That creature loses flying until end of turn.

Mountainwalk

Other Goblins you control get +1/+1.
Sacrifice a Goblin: Destroy target artifact.

Goblin spells you cast cost {1} less to cast.
Goblins you control have haste.

Battle cry

Mountainwalk
When you control a Dwarf, sacrifice Goblins of the Flarg.

Trample
Whenever Grotag Bug-Catcher attacks, it gets +1/+0 until end of turn for each creature in your party.

{3}{G}: Roll a six-sided die. Ground Pounder gets +X/+X until end of turn, where X is the result.
Whenever you roll a 5 or higher on a die, Ground Pounder gains trample until end of turn.

As Hammer Jammer enters the battlefield, roll a six-sided die. Hammer Jammer enters the battlefield with a number of +1/+1 counters on it equal to the result.
Whenever you roll a die, remove all +1/+1 counters from Hammer Jammer, then put a number of +1/+1 counters on it equal to the result.

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

Trample
Whenever Hungry Spriggan attacks, it gets +3/+3 until end of turn.

Ignition Team enters the battlefield with X +1/+1 counters on it, where X is the number of tapped lands on the battlefield.
{2}{R}, Remove a +1/+1 counter from Ignition Team: Target land becomes a 4/4 red Elemental creature until end of turn. It's still a land.

Whenever an opponent casts a Spirit or Arcane spell, Ishi-Ishi, Akki Crackshot deals 2 damage to that player.

Sacrifice an artifact: Krark-Clan Grunt gets +1/+0 and gains first strike until end of turn.

Intimidate

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