Read the Bones [Commander 2017] Rivals of Ixalan Prerelease Promos you may have it deal

you may have it deal X damage to target creature

Set: Shards of Alara Type: Basic Land — Swamp Rarity: Common ({T}: Add {B}

Set: Shadows over Innistrad Type: Sorcery Rarity: Common Cost: {2}{U} Reveal the top five cards of your library

Set: Unlimited Edition Type: Creature — Nightmare Horse Rarity: Rare Cost: {5}{B} Flying (This creature can't be blocked except by creatures with flying or reach

When Zealous Conscripts enters the battlefield

Read the Bones [Commander 2017] Rivals of Ixalan Prerelease Promos you may have it dealSet: Commander 2017 Type: Sorcery Rarity: Common Cost: {2}{B} Scry 2, then draw two cards. You lose 2 life. (To scry 2, look at the top two cards of your library, then put any number of them on the bottom of your library and the rest on top in any order.) The dead know lessons the living haven't learned.