A N64 HeartMonitor version of Tetris ?!? I never heard of it.
http://cgi.ebay.com/ws/eBayISAPI.dll...tem=3080044988
A Train operator game with voice recognition:
http://cgi.ebay.com/ws/eBayISAPI.dll...tem=3080046609
Check some of the other stuff he is selling too, not as crazu as the heart monitor though, I had no idea about that.