Supreme Ruler 2020 is a grand strategy computer wargame developed by BattleGoat Studios and published by Paradox Interactive. The game was released on June 17, 2008 and is a sequel to Supreme Ruler 2010. In the game, the player controls all aspects of a region's government attempts to unite a world of fragmented states. On December 23, 2008 BattleGoat Studios released an expansion pack for the game titled Global Crisis.