Windswept Heath [Khans of Tarkir] Nightmare Horse Set: Unlimited Edition Type: Creature

Set: Unlimited Edition Type: Creature — Human Druid Rarity: Rare Cost: {1}{G}{G} Whenever you cast an enchantment spell

Set: Planar Chaos Type: Sorcery Rarity: Rare Cost: {2}{B}{B} Destroy all creatures

Set: Beta Edition Type: Instant Rarity: Rare Cost: {2}{U} Tap all lands target player controls and that player loses all unspent mana

They don't untap during their controller's next untap step

Heretical Healer

Windswept Heath [Khans of Tarkir] Nightmare Horse Set: Unlimited Edition Type: CreatureSet: Khans of Tarkir Type: Land Rarity: Rare {T}, Pay 1 life, Sacrifice Windswept Heath: Search your library for a Forest or Plains card, put it onto the battlefield, then shuffle. Where dragons once roared, their bones now keen.