But in the Half-Life Episodes they allude to the time that Gordan once spent in Black Mesa. There was a bit of a "switcheroo" from Valve because initially they made the story to assume Gordan Freeman started work on May 15th somewhere between 2000-2009. Gordon uses Grigori's traps to explore the town." ◾Gordon meets Grigori, Ravenholm's priest. Eli is captured and taken to Nova Prospekt. Gordon escapes the raid and enters the nearby town of Ravenholm. "◾Combine forces led by Breen raid Black Mesa East while Alyx, Dog, and Gordon are in the nearby scrapyard. ◾Barney prevents Gordon from entering a prisoner train and reintroduces both himself and Dr. ◾Under two decades after the Black Mesa Incident, Gordon Freeman is awakened by the G-Man after a long period of stasis, he is placed on a train entering the City 17 Train station. According to the Half-Life Universe Timeline.