Slot 1 is new game+ so u can do whatever with that one slot 3 is professional with infinite rocket launcher on chapter 2. you will need to resign both system and whichever save u want to use also has max money and challenge points.
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Update: New saves with professional done also have the chicago sweeper and ashleys armor costume, might also unlokc some trophies as well if so please share in the comments -= Hidden Content =-
also if anyone can mod this save and make a professional save on new game please lmk and i can tackle that as well