Cytron Masters is a strategy video game by Danielle Bunten Berry and Ozark Softscape. It was published by Strategic Simulations for the Apple II and Atari 8-bit computers in July or August 1982. Cytron Masters is one of the earliest video games that can be considered a real-time strategy game, or a real-time tactics predecessor to the genre, requiring the players to build up their forces in order to win.