EARTH DEFENSE FORCE 6 - About sign in with an Epic Games account. - Steam News
For this game, to enhance cross play and online functionality, Online play requires signing in to your Epic Games account. We apologize for the lack of advance notice. Signing in to your Epic Games account is required the first time you play online. Usuall...
Better than the other way around. Epic still let's me play on Windows 7, Steam doesn't.