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.

Icefall Regent

Flying When Icefall Regent enters the battlefield, tap target creature an opponent controls. That creature doesn't untap during its controller's untap step for as long as you control Icefall Regent. Spells your opponents cast that target Icefall Regent cost {2} more to cast.

Silumgar's Scorn

As an additional cost to cast Silumgar's Scorn, you may reveal a Dragon card from your hand. Counter target spell unless its controller pays {1}. If you revealed a Dragon card or controlled a Dragon as you cast Silumgar's Scorn, counter that spell instead.

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.

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.

Battlefield Forge

{T}: Add {1} to your mana pool. {T}: Add {R} or {W} to your mana pool. Battlefield Forge deals 1 damage to you.

Shivan Reef

{T}: Add {1} to your mana pool. {T}: Add {U} or {R} to your mana pool. Shivan Reef deals 1 damage to you.

Yavimaya Coast

{T}: Add {1} to your mana pool. {T}: Add {G} or {U} to your mana pool. Yavimaya Coast deals 1 damage to you.

Eldrazi Skyspawner

Dimensional Infiltrator

Reality Smasher

Wandering Fumarole

Rattlechains

Highland Lake

Highland Lake enters the battlefield tapped. {T}: Add {U} or {R}.

Island

({T}: Add {U}.)

Mountain

({T}: Add {R}.)