Goblin Motivator

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

Scion of Ugin

Bloodfire Mentor

{2}{U}, {T}: Draw a card, then discard a card.

Fountain of Renewal

At the beginning of your upkeep, you gain 1 life.
{3}, Sacrifice Fountain of Renewal: Draw a card.

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.)

Shock

Smelt

Onakke Ogre

Kargan Dragonrider

As long as you control a Dragon, this creature has flying.

Twin Bolt

Twin Bolt deals 2 damage divided as you choose among one or two targets.

Dragonrage

Add {R} for each attacking creature you control. Until end of turn, attacking creatures you control gain "{R}: This creature gets +1/+0 until end of turn."

Volcanic Dragon

Dragon Fodder

Create two 1/1 red Goblin creature tokens.

Tormenting Voice

As an additional cost to cast this spell, discard a card.
Draw two cards.

Draconic Roar

As an additional cost to cast this spell, you may reveal a Dragon card from your hand.
Draconic Roar deals 3 damage to target creature. If you revealed a Dragon card or controlled a Dragon as you cast this spell, Draconic Roar deals 3 damage to that creature's controller.

Shockmaw Dragon

Flying
Whenever Shockmaw Dragon deals combat damage to a player, it deals 1 damage to each creature that player controls.

Thunderbreak Regent

Flying
Whenever a Dragon you control becomes the target of a spell or ability an opponent controls, Thunderbreak Regent deals 3 damage to that player.

Sabertooth Outrider

Trample
Formidable — Whenever Sabertooth Outrider attacks, if creatures you control have total power 8 or greater, Sabertooth Outrider gains first strike until end of turn.

Bathe in Dragonfire

Bathe in Dragonfire deals 4 damage to target creature.

Lathliss, Dragon Queen

Flying
Whenever another nontoken Dragon you control enters, create a 5/5 red Dragon creature token with flying.
{1}{R}: Dragons you control get +1/+0 until end of turn.