All crime is legal for 12 hours.
Scenario 1: Wick is driving back home after a successful mission and his car suddenly breaks down 30 minutes before the purge starts, he is 5 miles away from his house and must get back in case his dog is in danger. Wick gets a pistol and 7 clips, purgers have no idea who he is.
Scenario 2: The purgers are bloodlusted and are targetting Wick. Wick gets an assault rifle and a pistol with unlimited ammo to fend for himself in his home. Purgers have knowledge on who he is.