Lock families
Lock Families
16 kinds of locks and triggers you will crack — what they look like, how they open, and which clue feeds each one.
Combination
6- Number Combination LockVery commonRows of 0–9 dials; line up the right digits and pull.
- Rotary Dial LockMediumA single dial; turn right-left-right to three numbers.
- Letter / Word LockMedium-highWheels of A–Z; spell the right word to open.
- Luggage / Briefcase LockMedium-highA small 3-wheel dial built into a case; set code, press to pop.
- CryptexMediumA cylinder with letter rings; spell the word to pull out the core.
- Kana / Zhuyin / Symbol LockMediumDecode symbols to kana, Zhuyin or numbers, then feed a standard lock.
Key locks
1- Key PadlockVery commonThe classic lock — find the matching key and turn.
Directional
1- Directional LockMediumOpen with a sequence of up/down/left/right, not numbers.
Electronic
3- Electromagnetic Lock (Maglock)Very commonElectric magnet holds a door shut; correct input cuts power to release.
- RFID / Proximity CardMediumTap the right tagged object to a reader to trigger a release.
- Digital Keypad LockMedium-highType the right code on an electronic pad to release a maglock.
Mechanical
3- Mechanical Mechanism LockMediumGears, levers and button sequences release a latch physically.
- Hidden Magnet LockMediumFind the right magnet and place it to release a latch.
- Weight / IR Sensor TriggerMediumPressure plates, lasers or proximity sensors fire a mechanism.
Hidden / clue
2- Hidden Compartment / Secret DrawerVery commonClues hidden in false bottoms or disguised objects.
- UV / Blacklight ClueVery commonNot a lock — invisible-ink clues that only show under UV light.