Zaku is a homebrew scrolling shooter video game developed by PenguiNet and published by Super Fighter Team exclusively for the Atari Lynx on 24 October 2009. Taking place on a futuristic setting where Captain Bran and his minions plan to oversaturate the worldwide market with poor quality software using the "Rarity 9" programming tool, players assume the role of the titular character in an effort to retrieve the stolen tool from Bran.