Money Train seems unsure of what kind of movie it's aiming for. It appears to juggle elements of a buddy cop story, a crime drama, a serial killer narrative, a heist film, and even a romantic subplot, all within its runtime. The result is a scattered experience with uneven pacing and a lack of coherent plot progression. Woody Harrelson and Wesley Snipes portray the protagonists who end up robbing a train and inflicti…