Draconic Roar

As an additional cost to cast Draconic Roar, 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 Draconic Roar, Draconic Roar deals 3 damage to that creature's controller.

Rending Volley

Rending Volley can't be countered by spells or abilities. Rending Volley deals 4 damage to target white or blue creature.

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.

Abbot of Keral Keep

Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.) When Abbot of Keral Keep enters the battlefield, exile the top card of your library. Until end of turn, you may play that card.

Exquisite Firecraft

Exquisite Firecraft deals 4 damage to target creature or player. Spell mastery — If there are two or more instant and/or sorcery cards in your graveyard, Exquisite Firecraft can't be countered by spells or abilities.

Fiery Impulse

Fiery Impulse deals 2 damage to target creature. Spell mastery — If there are two or more instant and/or sorcery cards in your graveyard, Fiery Impulse deals 3 damage to that creature instead.

Fiery Temper

Insolent Neonate

Bedlam Reveler

Collective Defiance

Geier Reach Sanitarium

Incendiary Flow

Thermo-Alchemist

Weaver of Lightning

Mountain

({T}: Add {R}.)