The Tectoy Master System Evolution is a video game console released by Tectoy in 2009 as a successor to the Tectoy Master System 3. It is a "console on a chip", containing 132 built-in Sega Master System games (Altered Beast was added, compared to its predecessor's list of games). The total of games considers the following bundles: 20 em 1 as 20 games, Pense Bem as 10 games and Astro Warrior/Pit Pot as 2 games.