HOW TO PLAY AS LYNCH WITHOUT THE SAVE FILE
*1st controller log in to your Xbox as another user- select co op
*2nd controller logs on your main account for achievement - and selects the lynch character -
PLAY THE FIRST LEVEL - manouver through it either with a friend or on your own - start the next level - then quit -
main menu - select campaign - you are some how still logged in as lynch still and all the levels from your other save are available. select the level you need.
ALL CREDIT GOES TO ME NICKYG2X3 -
if this doesnt work for you. leave a message but i can assure you it did for me. its like a loop hole? pls leave feedback