Dragonlord Atarka

Flying, trample When Dragonlord Atarka enters the battlefield, it deals 5 damage divided as you choose among any number of target creatures and/or planeswalkers your opponents control.

Haven of the Spirit Dragon

{T}: Add {1} to your mana pool. {T}: Add one mana of any color to your mana pool. Spend this mana only to cast a Dragon creature spell. {2}, {T}, Sacrifice Haven of the Spirit Dragon: Return target Dragon creature card or Ugin planeswalker card from your graveyard to your hand.

Roast

Roast deals 5 damage to target creature without flying.

Ugin, the Spirit Dragon

+2: Ugin, the Spirit Dragon deals 3 damage to target creature or player. -X: Exile each permanent with converted mana cost X or less that's one or more colors. -10: You gain 7 life, draw seven cards, then put up to seven permanent cards from your hand onto the battlefield.

Hangarback Walker

Hangarback Walker enters the battlefield with X +1/+1 counters on it. When Hangarback Walker dies, put a 1/1 colorless Thopter artifact creature token with flying onto the battlefield for each +1/+1 counter on Hangarback Walker.{1}, {T}: Put a +1/+1 counter on Hangarback Walker.

Nissa's Pilgrimage

Search your library for up to two basic Forest cards, reveal those cards, and put one onto the battlefield tapped and the rest into your hand. Then shuffle your library. Spell mastery — If there are two or more instant and/or sorcery cards in your graveyard, search your library for up to three basic Forest cards instead of two.

Explosive Vegetation

Search your library for up to two basic land cards and put them onto the battlefield tapped. Then shuffle your library.

Wooded Foothills

Cinder Glade

Hedron Archive

Jaddi Offshoot

Sanctum of Ugin

Shrine of the Forsaken Gods

Ulamog, the Ceaseless Hunger

Void Winnower

Chandra, Flamecaller

Kozilek, the Great Distortion

Kozilek's Return

Oath of Nissa

Sylvan Advocate

Thought-Knot Seer

World Breaker

Plummet

Destroy target creature with flying.

Mountain

({T}: Add {R}.)

Forest

({T}: Add {G}.)