Roger Hargreaves writes: " For anyone in the West that doesn't fondly remember the original version though it's very hard to understand what all the fuss is about.
Originally released in 1985 for an obscure Japanese-only home computer, this was subsequently ported to every format possible - including the Amiga. Although we still don't remember it.
Which is odd because it involves transforming robots, so we should have been drawn to it like moths to a flame.
It's a pretty rubbish robot though, that seems wholly unequipped for fighting off the game's bad guys."