For the most part, you're playing a slick, streamlined action-RPG that knows how to move as fast or as methodically as you want. But sometimes, it grinds to a halt. Underneath the open-world thrill, the addictive character advancement, and the lovely graphics, something is unstable. Sacred 2 is fussy about graphics settings, prone to crashing, and given to inexplicable slowdown. Usually a quick save and reboot addresses everything nicely.