Unhallowed Pact [Duel Decks: Nissa vs. Ob Nixilis] Aether Revolt Promos Heart of Bogardan deals X

Heart of Bogardan deals X damage to target player or planeswalker and each creature that player or that planeswalker's controller controls

Set: Magic 2015 Type: Creature — Beast Uncommon Cost: {3}{G} At the beginning of your upkeep

Threshold — Each player sacrifices all lands they control instead if seven or more cards are in your graveyard

translated from Draconic

Set: Kaladesh Type: Instant Rarity: Common Cost: {1}{U} Counter target nonartifact spell unless its controller pays {2}

Unhallowed Pact [Duel Decks: Nissa vs. Ob Nixilis] Aether Revolt Promos Heart of Bogardan deals XSet: Duel Decks: Nissa vs. Ob Nixilis Type: Enchantment Aura Common Cost: {2}{B} Enchant creature When enchanted creature dies, return that card to the battlefield under your control. Agreements with demons seldom end at the grave.