Done in 9:39. I think at least 619 rings can barely be collected, but it requires luck and time I don't have. http://www.youtube.com/watch?v=cWR_KAR_m9U
623
1/18
12-17-14
9:49. This time I hope this is maxed because no fails are allowed to finish under 10 minuts. http://www.youtube.com/watch?v=GTsoSpoHDl4
2/19
12-30-14
660
1/19
01-20-15
Small improvement of SB737's route. I got the 10 rings box at the end and 1 ring inside a wall. http://www.youtube.com/watch?v=WbVdVb5lxqE