While you got the Black Mesa remake confused, HL2 did get a free 20th Anniversay Update a couple years ago: https://www.half-life.com/en/halflife2/20th https://

While you got the Black Mesa remake confused, HL2 did get a free 20th Anniversay Update a couple years ago: https://www.half-life.com/en/halflife2/20th https://www.half-life.com/en/halflife2/20th So it's still worth a revisit :)