Wind and Water: Puzzle Battles (or W&W) (simplified Chinese: 时空五行-风水大战; traditional Chinese: 時空五行-風水大戰; pinyin: Shíkōng Wǔxíng – Fēngshuǐ Dàzhàn, lit. “Wu Xing Space-Time – Great Feng Shui War”) is an Independent developed commercial videogame developed by Yuan Works, a company based in Costa Rica. It is a puzzle game for the GP2X and Sega Dreamcast that combines strategy and action. As of January 31, 2011, the game is freely available for Windows.