Oona, Queen of the Fae [Shadowmoor]

Set: Shadowmoor Type: Legendary Creature — Faerie Wizard Rare Cost: {3}{U/B}{U/B}{U/B} Flying {X}{U/B}: Choose a color. Target opponent exiles the top X cards of their library. For each card of the chosen color exiled this way, create a 1/1 blue and black Faerie Rogue creature token with flying.