Onimusha: Way of the Sword is best when it's silly, and despite some gloomy open world slogging, sometimes even remembers it

The opening minutes of Onimusha: Way of the Sword are glorious, in the sense that they’re utterly shambolic. Wandering ronin Musashi wakes up under a bridge, belts a wrong-footingly British "WOT?!" at some starving urchins eyeing up his rice ball, then proceeds to be chased around a muddy village by what feels like…