This document summarizes major video game systems from 1985 to 2007. It discusses the introduction of systems like the Nintendo Entertainment System, Sega Genesis, Super Nintendo, PlayStation, Nintendo 64, Dreamcast, PlayStation 2, GameCube, Xbox, Xbox 360, Wii and PS3. Each new system brought improvements in processing power, graphics, controls and online/multiplayer capabilities. The conclusion speculates about future systems like the Xbox 720 and PlayStation 4.