just found it on the UK ebay, its going for around £22 atm! i never realised it was considered so collectable / valuable. its a good game, but not a must have purchase (i'll make do with the pirate copy, thanks
anyway check this out
This highly collectable game is considered to be something of a cult classic among Amiga gamers. It was released in 1991 and banned in Germany due to the blood and gore content.