Find the code, open the lock. Video
Just set the code, place the lock in your level and you're done.
You will find 4 different locks, each with a different way of opening.
- Lock1: 3 digits [0-9]
- Lock2: 3 numbers [0-39]
- Lock3: 6 digits [0-9]
- Lock4: 4 digits [0-9]