Comes with download code(s) for limited paid items, 100 kinds of weapons and project file for dot robo (both subject to change). Operating Environment: OS: WindowsR 7/8/8.1/10 (32bit/64bit) CPU: Later than Intel Core2 Duo 3.0GHz Memory: 8GB RAM HDD: 1GB Graphic Board: Later than NVIDIA GeForce GTX750 DirectX: DirectX 9/OpenGL 4.1 capable GPU