Herald of Serra [Urza's Saga] Daretti Artifacts your opponents control enter

Artifacts your opponents control enter the battlefield tapped

destroy each creature that blocked or was blocked this turn

When the School of the Unseen fell

if Vengeful Pharaoh is in your graveyard

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

Herald of Serra [Urza's Saga] Daretti Artifacts your opponents control enterSet: Urza's Saga Type: Creature Angel Rarity: Rare Cost: {2}{W}{W} Flying, vigilance Echo {2}{W}{W} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)