Defender (1981) (Atari) ROM download is available to play for Atari 2600. This Defender game is the US English version at EmulatorGames.net exclusively. Download Defender (1981) (Atari) ROM and use it with an emulator. Play online Atari 2600 game on desktop PC, mobile, and tablets in maximum quality. If you enjoy this free ROM on Emulator Games then you will also like similar titles Bakugan Battle Brawlers - Defenders Of The Core and Bakugan - Defenders Of The Core.