Picked up an Energy Converter?Yes, you read the in-game description right — you can sell it safely. Energy Converters, Decoders, and CPU Printers are so-called “Components”. Despite the important-sounding name, these are Callisto Protocol’s junk items. The only thing you…

After climbing down through the hatch at the end of Chapter 3, you’ll find yourself in a cramped hallway full of pipes and crates. You’ll need to crouch to slip through a gap in the pipes on the left (1),…

In order to fight off the biophage hordes and escape Black Iron, you’re going to need some firepower. But weapons in Callisto Protocol can feel oddly elusive. Not only are they given to you very rarely over the course of…

Resources are scarce on Callisto, and you’ll generally only be able to upgrade one or two weapons each time you find a Reforge station. There are a lot to choose from, and it can be tough deciding how to spend…

Once you begin the level, you can move forward through the area by following the path laid forward before you. There is no loot or collectibles until you reunite with Elias Porter, shortly after beginning this level. Be aware that…

There are a total of 26 achievements in The Callisto Protocol. You will gain most of the achievements just by going through the story, while a few others will require some patience and practice, and exploring off of the main…

The main collectibles in The Callisto Protocol also helps you fill in what happened to Black Iron and the people in it. DATA-BIOS are audio logs scattered throughout the game, often in hidden or hard-to-reach locations. Your inventory screen contains…

This chapter opens in the middle of a cutscene — once you’ve had your UI painfully implanted in your neck, you’ll wake up in your cell. Explore the Cell/Escape First, look on the floor in the middle of the cell…

Welcome to EIP’s walkthrough for The Callisto Protocol! Click a chapter from the menu below to see a complete walkthrough of that section of the game. This walkthrough is a work in progress, and will be updated regularly until it…

When the game finally gives you the controls, walk forwards and approach the first door on your left. When you get close enough, a button prompt will appear on the door — hit //to open the door. Go inside and…