All weapons and infinite ammunition
You need to go to the Star Locker and open it. You can do this by breaking Hank Redwood's records in Leila mode, and completing the game.
However if you use the Star Locker you may not be able to complete the game afterwards
If you need more help, we've got more Headhunter cheats and also check out all of the answers for this game
Comments for this cheat