Backtested to start of May:

MAX LIABILITY

SR - 80.86%
POT - 15.13%

NO MAX LIABILITY

SR - 80.86%
POT - 11.76%

Lay's for today for those interested (Lay the 1st Favorite):

QR 4
QR 8
NR 5
NR 9
VR 7
VR 8