Brainsnag Level 25 answer: The Vault
The level says: “Open the vault”
Hints first (no spoilers)
Hint 1The code is written down somewhere. People always write it down.
Hint 2I look nervous. What am I hiding? Where would someone stick a note?
Hint 3Tap me (the troll) to make me turn around. The code is stuck to my back. Then type it.
Show the full solution
Tap the troll mascot and he turns around: the four-digit code is on a sticky note stuck to his back (7 2 9 4). Type it on the keypad in order.