Radio Shack had a confusing array of similarly named, incompatible computers. The Color Computer was probably the most successful. There were a wide variety of games released for the Color Computer though most were marketed by Radio Shack themselves and were highly derivative of other popular games. They weren't necessarily of low quality but most were clones of more popular games of the time.
Galactic Attack is one such game. It is essentially a Galaxian clone but with less variety. All of the enemies look like Tie Fighters and is essentially just their speed that changes from level to level. The graphics are not great but I suppose that for 1982 they are pretty average.
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