The Callisto Protocol is no longer part of the PUBG universe

The Callisto Protocol, the upcoming horror game from Dead Space creator Glen Scholfield is no longer part of the PUBG universe.

The Callisto Conspiracy: BETTER with PUBG?

The Callisto Protocol News, Rumors, and Features

The Callisto Protocol review: terrifying horror with terrifying difficulty spikes - The Verge

Will The Callisto Protocol be on Steam? - Gameranx

Walking Dead Creator Has Big Plans For The Callisto Protocol

The Callisto Protocol No Longer Takes Place In The PUBG Universe - Game Informer

Review: The Callisto Protocol is a solid, but safe Dead Space successor

PUBG made it “difficult” to tell the story of The Callisto Protocol

The Callisto Protocol Exclusive Coverage - Game Informer