US: https://www.amazon.com/s/ref=nb_sb_noss ... hwarrior+2
UK: https://www.amazon.co.uk/s/ref=nb_sb_no ... hwarrior+2
If you know of any other places to purchase or aquire mechwarrior 2 please add to this thread.
There is an official page concerning mechwarrior 2 here as well: http://www.mobygames.com/game/mechwarri ... ury-combat