Defender - Atari 2600/VCS

Got packs, screens, info?
Also for: Arcade, ST, C64, Vic-20, Spectrum 48K, Atari 5200, Atari 400/800/XL/XE, Intellivision, Colecovision
Viewed: 2D Side-on, Scrolling Genre:
Classic Arcade
Shoot 'Em Up
Arcade origin:Yes
Publishers: Sears (GB/JP)
Atari (DE/ES/FR/GB/IT/US)
Released: 1987 (DE/ES/FR/GB/IT/US)
Unknown (GB/JP)

Summary

Aliens are invading Planet Earth! The Alien Landers are turning captured Humanoids into destructive mutants. Stop them from kidnapping the Humanoids! Defend your planet!