TRON - Deadly Discs (1983) (Mattel) ROM for Atari 2600 (A2600). TRON - Deadly Discs (1983) (Mattel) game is available to play online and only onRoms Games. TRON - Deadly Discs (1983) (Mattel) ROM for Atari 2600 requires an emulator to play the game offline. This Game is English (USA) Version and is the highest quality available.