When you unlock this door, search your library for a Room card that doesn't have the same name as a Room you control, reveal it, put it into your hand, then shuffle.
(You may card either half. That door unlocks on the battlefield. As a sorcery, you may pay the mana cost of a locked door to unlock it.)
NM-Mint - $0.40
Lightly Played - $0.30
Moderately Played - $0.30
Heavily Played - $0.30
Damaged - $0.20
NM-Mint Non English - $0.40
Lightly Played Non English - $0.30
Moderately Played Non English - $0.30
Heavily Played Non English - $0.30
Damaged Non English - $0.20
Foil Prices
NM-Mint Foil - $0.60
Lightly Played Foil - $0.60
Moderately Played Foil - $0.50
Heavily Played Foil - $0.50
Damaged Foil - $0.40
NM-Mint Foil Non English - $0.60
Lightly Played Foil Non English - $0.60
Moderately Played Foil Non English - $0.50
Heavily Played Foil Non English - $0.50
Damaged Foil Non English - $0.40