Are Blue Shift and Opposing Force canon?



There is no canon for Half-Life. Valve doesn't intend to define what is and what isn't canon. The writer of the series stated that they don't get involved in issues of canonicity, that canon itself is non-canon, and that there is no official stance. On Oct 15, 2013

Related Questions

What Call of Duty has co op?

FAQ Background
Gaming FAQ     Off-Topic

Can you hack prodigy?

FAQ Background
Gaming FAQ     Off-Topic

Is fl4k fun to play?

FAQ Background
Gaming FAQ     Off-Topic

Is Tenno a human?

FAQ Background
Gaming FAQ     Off-Topic

Is there a way to play PC games on Android?

FAQ Background
Gaming FAQ     Off-Topic

Does Elizabeth hate Booker?

FAQ Background
Gaming FAQ     Off-Topic