You must complete all five sets of RADNET events .
Several unique skins are exclusive to the two main DLC packs. If you own the , these are typically included. Infected Heller: Included in the Colossal Mayhem Pack. how to unlock all skins in prototype 2
Included in the Excessive Force Pack . Zombie Mercer: Included in the Excessive Force Pack. Armored Heller: Included in the Excessive Force Pack. 3. All Skins List & How to Select Them You must complete all five sets of RADNET events