At the beginning of your upkeep, reveal the top card of your library. If it's a creature card that shares a creature type with a creature you control, you may cast it without paying its mana cost. If you don't cast it, put it on the bottom of your library.
Near Mint - £2.60
Lightly Played - £2.20
Moderately Played - £1.80
Heavily Played - £1.30
Damaged - £0.80
Near Mint Non English - £2.60
Lightly Played Non English - £2.20
Moderately Played Non English - £1.80
Heavily Played Non English - £1.30
Damaged Non English - £0.80