As you progress through Fantasian Neo Dimension, you will come across chests that need keys like Mechteria Keys.

If you know how to get more Keys in Blue Prince, you will be able to unlock all doors and locked trunks, no matter how many you encounter.

As you progress through the game, you will encounter chests that are covered in chains. The only way to open them is by finding Iron Keys, and here is how you can obtain them.

GameSpot may get a commission from retail offers. Do you want to get more Vault Keys in Blue Prince? Similar to other items in the game, these can appear randomly in your runs. Oh, and as a caveat ...

Pokemon Go will debut Applin during the Sweet Discoveries event, alongside Bonuses, Encounters, and Timed Research challenges.