Spire Owl [Urza's Saga] Yeti Sewer Nemesis's power and toughness

Sewer Nemesis's power and toughness are each equal to the number of cards in the chosen player's graveyard

Is her need to heal born out of compassion or penance

Set: Fifth Dawn Type: Artifact Rarity: Uncommon Cost: {2} Guardian Idol enters the battlefield tapped

each player chooses a creature controlled by the next player in that direction

Set: Seventh Edition Type: Creature — Wraith Rarity: Uncommon Cost: {3}{B} Swampwalk (This creature can't be blocked as long as defending player controls a Swamp

Spire Owl [Urza's Saga] Yeti Sewer Nemesis's power and toughnessSet: Urza's Saga Type: Creature Bird Rarity: Common Cost: {1}{U} Flying When Spire Owl enters the battlefield, look at the top four cards of your library, then put them back in any order.