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.

Dragonlord Ojutai

Flying Dragonlord Ojutai has hexproof as long as it's untapped. Whenever Dragonlord Ojutai deals combat damage to a player, look at the top three cards of your library. Put one of them into your hand and the rest on the bottom of your library in any order.

Ojutai's Command

Choose two — • Return target creature card with converted mana cost 2 or less from your graveyard to the battlefield. • You gain 4 life. • Counter target creature spell. • Draw a card.

Roast

Roast deals 5 damage to target creature without flying.

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.

Clash of Wills

Counter target spell unless its controller pays {X}.

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.

Eldrazi Skyspawner

Prairie Stream

Radiant Flames

Chandra, Flamecaller

Reflector Mage

Wandering Fumarole

Declaration in Stone

Evolving Wilds

{T}, Sacrifice Evolving Wilds: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle your library.

Plains

({T}: Add {W}.)

Island

({T}: Add {U}.)

Mountain

({T}: Add {R}.)