Yawgmoth Demon [Antiquities] Premodern you may look at the

you may look at the top X cards of your library

Set: Champions of Kamigawa Type: Legendary Artifact — Equipment Rarity: Rare Cost: {3} Equipped creature gets +3/+1

When Ancestral Knowledge leaves the battlefield

Set: Beta Edition Type: Land — Island Mountain Rarity: Rare ({T}: Add {U} or {R}

Set: Friday Night Magic 2006 Type: Instant // Instant Rarity: Rare Cost: {1}{R} // {1}{U} Fire deals 2 damage divided as you choose among one or two targets

Yawgmoth Demon [Antiquities] Premodern you may look at theSet: Antiquities Type: Creature Phyrexian Demon Rarity: Rare Cost: {4}{B}{B} Flying (This creature can't be blocked except by creatures with flying or reach.) First strike (This creature deals combat damage before creatures without first strike.) At the beginning of your upkeep, you may sacrifice an artifact. If you don't, tap Yawgmoth Demon and it deals 2 damage to you.