If you're looking for The Callisto Protocol best upgrades for your weapons, you've come to the right place. Upgrades in The Callisto Protocol can drastically change your weapon's performance, opening up new possibilities and making riskier strategies a bit more viable. The reforger is your best friend on Callisto, but if you're planning on picking up every upgrade that your credits can net you, it'll cost you a pretty penny.
Unless you're doing some serious inventory juggling, you're likely to reach The Callisto Protocol ending without unlocking the best upgrades, which can put you in dire straits going up against the final boss. By prioritising the very best upgrades in our list below, you're guaranteed to get the most bang for your buck in one of the best horror games in 2022. Let's go.
RELATED LINKS:
The Callisto Protocol ending explained
The Callisto Protocol weapons - all weapon schematic locations
How long is The Callisto Protocol - chapters and length explained