December 30, 20178 yr Each time I quit the game, I need to forcefully quit it because it hangs with a black screen and does not respond, bought it through steam. MAC OS 10.13.2 Mac Pro (Mid 2010) 3,46 GHz 6-Core Intel Xeon 12 GB 1333 MHz DDR3 AMD Radeon HD 7950 3 GB I don't know which files you would need to diagnose the issue on MAC OS, let me know.