One of the great challenges of watching “The Old Guard 2” is trying to remember what exactly happened in “The Old Guard.” The 2020 release was a riff on “Highlander,” presenting a graphic novel-inspired team of immortals out to take down threats and deal with their longevity. The picture was a pandemic hit, racking up streaming views with a captive audience, making the arrival of a sequel all but assured. Five years later, a continuation has finally emerged, though one with a rocky production history (it was shot three years ago), appearing with hope to turn a random hit movie into an ongoing series. “The Old Guard 2” probably isn’t going to expand the fan base, as director Victoria Mahoney (a television veteran) is in way over her head with the project, struggling to manage subplots, characters, and action in a film that’s surprisingly lifeless, unable to match the semi-fun factor of the original feature. Read the rest at Blu-ray.com