Caught in an intergalactic war? And your planet's next? Just kill the swarm of baddies on-screen, get some cash, and upgrade your weapons to stop the enemy from achieving its goals. Now, repeat that seven times.
A fairly long experience in its own right, Retrograde took notes and improved upon Apex's previous shoot 'em up effort Cyberdyne Warrior, with a variety of screens and view modes.
Hidden Message#
Found at $B800 of GAME.PRG in the disk release only is the following hidden message, alongside a build date:
we think retrograde is the bollocks - 11.11.89
(Source: Bacchus @ FAIRLIGHT)
References#
- ZZAP! TEST: RETROGRADE - Zzap!, Number 57, January 1990↩︎