The guys over at Valve must be as excited about the return of X-Files as we are because the latest update for Team Fortress 2 wants to believe. Posters cautioning UFOs have appeared all over maps and looks to be the preparation for some kind of event.
Earlier this year there was some buzz surrounding a leaked announcement for an event called Invasion Update, which we assume is what we are witnessing now, though there hasn’t been anything in the way of any formal declarations.