: If you have the Limited Edition or the RADNET Access Pack, you can unlock various rewards by completing specific challenges and events. While the Alex Mercer skin is the reward for completing all five RADNET sets, some versions of the RADNET pass include the DLC skins as additional rewards or selectable items in the RADNET menu.
: This DLC includes the Armored Heller skin along with other items like the Agile Armor Alex Mercer skin and the Viral Infector Grenade Launcher Complete the First BlackNet Mission prototype 2 how to unlock armored heller skin
Disclaimer: This guide refers to the original Prototype 2 game developed by Radical Entertainment. Unlocking methods may vary depending on the platform (PS3, Xbox 360, PC, or the Radical Edition). : If you have the Limited Edition or
If you're having trouble getting the skin to show up, I can help you: Unlocking methods may vary depending on the platform
Many old forums claim you need to start "New Game Plus" to see the skin. This is half-true.