Goblin War Paint

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

Scavenging Ooze

: Exile target card from a graveyard. If it was a creature card, put a +1/+1 counter on Scavenging Ooze and you gain 1 life.

Death by Dragons

Each player other than target player creates a 5/5 red Dragon creature token with flying.

Scrapyard Salvo

Scrapyard Salvo deals damage to target player or planeswalker equal to the number of artifact cards in your graveyard.

Immolating Souleater

: Immolating Souleater gets +1/+0 until end of turn. ( can be paid with either or 2 life.)

Jor Kadeen, the Prevailer

First strike
Metalcraft — Creatures you control get +3/+0 as long as you control three or more artifacts.

Arm with Aether

Until end of turn, creatures you control gain “Whenever this creature deals damage to an opponent, you may return target creature that player controls to its owner’s hand.”

Myr Welder

Imprint — : Exile target artifact card from a graveyard.
Myr Welder has all activated abilities of all cards exiled with it.

Serum Raker

Flying
When Serum Raker dies, each player discards a card.

Hero of Bladehold

Battle cry (Whenever this creature attacks, each other attacking creature gets +1/+0 until end of turn.)
Whenever Hero of Bladehold attacks, create two 1/1 white Soldier creature tokens that are tapped and attacking.

Boneyard Wurm

Boneyard Wurm’s power and toughness are each equal to the number of creature cards in your graveyard.

Dispense Justice

Target player sacrifices an attacking creature.
Metalcraft — That player sacrifices two attacking creatures instead if you control three or more artifacts.

Acid Web Spider

Reach
When Acid Web Spider enters the battlefield, you may destroy target Equipment.

Ferrovore

, Sacrifice an artifact: Ferrovore gets +3/+0 until end of turn.

Ratchet Bomb

: Put a charge counter on Ratchet Bomb.
, Sacrifice Ratchet Bomb: Destroy each nonland permanent with converted mana cost equal to the number of charge counters on Ratchet Bomb.

Evil Comes to Fruition

When you set this scheme in motion, create seven 0/1 green Plant creature tokens. If you control ten or more lands, create seven 3/3 green Elemental creature tokens instead.

Perish the Thought

Target opponent reveals their hand. You choose a card from it. That player shuffles that card into their library.

Pathrazer of Ulamog

Annihilator 3 (Whenever this creature attacks, defending player sacrifices three permanents.)
Pathrazer of Ulamog can’t be blocked except by three or more creatures.

Heat Ray

Heat Ray deals X damage to target creature.