There's a locked door in Conditioning with a strange emoji keypad in Poppy Playtime: Chapter 5, here's how to get the code to unlock it.

Poppy Playtime: Chapter 5 traps players inside a room with Huggy, and they'll need to find three batteries & an optional locker code to escape it.

Grand Stitchery is the final section in Reanimation, and players will need to solve its power puzzle to escape the room in ...

When you reach the Biodiversity Labs in Poppy Playtime 5, you will come across a battery puzzle. This requires the user to track down two batteries and power up a switch in a room.

This Poppy Playtime 5 walkthrough is designed to help you find the Master Keys. This is one of the secondary tasks of the main objective, Find A Way Out.