Daze Puzzle provides a complete walkthrough for "Brain Test Level 515: Unlock the chest.".
Question
Unlock the chest.
Hint 1
Complete the lock using the other chest's lock.
Step 1 Images
Step 2 Images
Answer
Drag the half lock from the right chest to the left one to make a whole lock. Then, use the man’s key to open it.
Game Versions
Play Brain Test 1
