I'm back. Here's a Black Ops 2 (USA) save. All 160 challenges completed with every level completed on Veteran. Everything on the loadout customization screen is unlocked.
This only applies to single-player. Multiplayer/Zombies stats are tied to your NN account. Please tell me if I'm wrong with anything here.
This only applies to single-player. Multiplayer/Zombies stats are tied to your NN account. Please tell me if I'm wrong with anything here.