2002 Palmer 32/46 425 4 TDs 2 Int
2004 Leinhart 23/34 400 5 TDs 0 Int
2008 Sanchez 22/31 267 2 TDs 2 Int
2011 Barkley 24/35 224 3 TDs 0 Int
2017 Darnold 20/28 229 2 TDs 1 Int
I think we'd be happy to limit Williams to the same type of game that USCs last three Heisman candidates had against ND.