3D Defenders

The classic Defenders (Atari 2600 and other platforms) but then in a first person 3D perspective. This game is to be run with a 16K expansion module. You fly over a planet and have a proximity radar indicating where (left-right) an enemy is. Your radar can show false hits when meteorites fall down. The enemies go down and you get points (250) if you shoot them before they reach the gr...