| Move | Arrow keys, WASD or vi keys (h j k l). On a phone: swipe. |
| Wait | Space, period or 5. On a phone: tap the map. |
| Fight | Bump into a guard or a rat. Hit a guard who hasn't seen you for double damage. |
| Keys | Walk over a key to take it, then bump its door. Each floor's gate needs the brass key. |
| 1 Bread | Stale but filling: heals up to 8. |
| 2 Smoke | Smoke blinds everyone. Guards lose you and cough. |
| 3 Pick | Opens a locked door next to you, then snaps. You can also bump a lock twice. |
| Stealth | Lamps give you away. In the dark, guards only spot you up close. |
| Rats | They live in the walls and bite from the cracks. Bump the wall to hit back. |
| Goal | Climb five floors. The Warden is waiting at the roof hatch. |
| Other | M mute · + / − zoom · F frame counter · ? this help |