Are you trying to blind us? Chill with the bright blue.

SplitScreen glitch lets you kill your second controller, basically as a cage match 1v1 except in whatever gametype you choose. The challenges/Contracts/XP you get in the splitscreen game goes towards your online unlocks/rank.

the Combat training SnD basically makes your combat training game into a S& game, so it lets you boost your CT rank very quickly, and you can do the method to prestige in combat training and keep boosting until 14th prestige, and once that is done you can have gold camo's online.