As Herald's Horn enters the battlefield, choose a creature type. Creature spells you cast of the chosen type cost {1} less to cast. At the beginning of your upkeep, look at the top card of your library. If it's a creature card of the chosen type, you may reveal it and put it into your hand.
NM-Mint Foil - $9.20
Lightly Played Foil - $8.30
Moderately Played Foil - $7.30
Heavily Played Foil - $6.40
Damaged Foil - $4.60
NM-Mint Foil Non English - $9.20
Lightly Played Foil Non English - $8.30
Moderately Played Foil Non English - $7.30
Heavily Played Foil Non English - $6.40
Damaged Foil Non English - $4.60