There are three unlocking tools in nethack.
Nethack locked doors.
Objects where the door would be edit.
Some monsters can open closed doors and amoeboids can ooze beneath locked doors.
If something digs away walls in the gnomish mines then wizard lock is of no use.
Wizard lock only creates locked doors on squares that nethack believes were doors or doorways.
The skeleton key the lock pick osaku to samurai and the credit card.
Wizard lockis a magical way to close and lock a door provided by either a wand of lockingor a spellbook of wizard lock.
Unlocking tool there are three unlocking tools in nethack.
The skeleton key and the lock pick allow you to lock and unlock doors and chests while the credit card can only unlock them.
The skeleton key the lock pick osaku to samurai and the credit card.
Zapping a wand of opening or casting the knock spell at it.
Unlocked doors are opened using the open command o.
Shopkeepers can unlock and open doors with a key and the riders can unlock doors on the astral plane.
Locked doors can be unlocked in a variety of ways.
Doors can be locked by applying a skeleton key or a lock pick to a closed door casting the wizard lock spell or by using a wand of locking.
If something digs away walls in the dungeons of doom then you may use wizard lock to fill the gaps with locked doors.
The skeleton key and the lock pick allow you to lock and unlock doors and chests while the credit card can only unlock them.
The effect will close and lock chests and doors.