I said earlier:
Wii on spot (fail)
X360 on spot (win)
PSP on spot (win)
DS overtracked (fail)
PS3 undertracked (win)
Killzone 2 undertracked (?)
NSMBWii on spot (fail)
Madden games undertracked (?)
MKWii overtracked (fail)
Wii Fit + undertracked (win)
MW undertracked (epic win)
Zelda overtracked (?)
Halo overtracked (?)
5 wins and 4 fails so far. Guess my random guesses could end on a positive balance.