Flying
When Siren Lookout enters the battlefield, it explores. (Reveal the top card of your library. Put that card into your hand if it's a land. Otherwise, put a +1/+1 counter on this creature, then put the card back or put it into your graveyard.)
Near Mint - $280
Near Mint Spanish - $280
Lightly Played - $252
Lightly Played Spanish - $252
Moderately Played - $210
Moderately Played Spanish - $210
Heavily Played - $168
Heavily Played Spanish - $168
Damaged - $112
Damaged Spanish - $112
Foil Prices
Near Mint Foil - $460
Near Mint Foil Spanish - $460
Lightly Played Foil - $410
Lightly Played Foil Spanish - $410
Moderately Played Foil - $340
Moderately Played Foil Spanish - $340
Heavily Played Foil - $280
Heavily Played Foil Spanish - $280
Damaged Foil - $190
Damaged Foil Spanish - $190