The C64 version's coder Pablo Toledo
has admitted on http://www.lemon64.com/?game_id=1137 that he doesn't think much of the game, and seems to admit that it was a rush conversion done for the money - and he nearly didn't get that anyway.
Dark Amiga Version
The Amiga version looks dark when compared to the Atari ST version because of a rushed conversion job. The authors used the ST palette values directly, which results in reduced brightness. This wasn't uncommon in Dinamic games - they made the same error in After the War