With important opt-outs and coaching changes, Franklin felt his team wasn't prepared against Ole Miss.
The Rebels were complimentary of the Nittany Lions in the days before Saturday's game.
Dixon has not yet declared for the NFL Draft, but is expected to do so.
"Maybe now they'll think I can play a little bit."
"All I've been hearing all week is Penn State defense versus Ole Miss offense.. You've got to pretty much give the people what they want."
Isaac is the seventh Nittany Lion to declare for the draft.