Unlike its predecessor, 'Postal 2' is played completely in first-person based on the Unreal Graphics Engine. Both are intentionally highly controversial due to high levels of violence and stereotyping. It is a sequel to the 1997 game ' Postal'. 'Postal 2' (styled as 'Postal²') is a first-person computer game by Running with Scissors. Linux Kernel 2.2 or later, Pentium 1GHz or better, Glibc 2.1.x or later, 128 MB RAM, OpenGL capable video card with 64 MB of RAM.Mac OS X 10.2.8 or later, 700 MHz G3, 256 MB RAM, 32 MB Radeon or GeForce class video card.Win 98, Me, 2000, XP, Pentium III 733 Mhz CPU, 128 MB RAM, DirectX 8.1, 32 Mb DirectX 8.1 GeForce 2-class, DirectX Sound Card, 8× CD-ROM.Publisher = Whiptail Interactive, Linux Game Publishing (Linux Version)