Call of Duty: Warzone 2 and Modern Warfare 3 weapons have the liberty of using aftermarket parts to enhance weapon performance. This is added as a new feature with the release of Call of Duty: Modern Warfare 3.
With the new Season 5 update for Call of Duty: Modern Warfare 3 and Warzone 2, players have received a new aftermarket part called the JAK Protean. Here's how you can unlock it across all current Call of Duty titles.
How to unlock JAK Protean in Call of Duty: Warzone 2 and Modern Warfare 3
The new JAK Protean aftermarket part can be unlocked by completing any five Week 4 challenges. There are a total of 21 challenges spread across all titles and you can complete any five of these challenges in Call of Duty: Modern Warfare 3, Warzone 2 and Zombies. Here are all the week 4 challenges across all Call of Duty titles:
Call of Duty: Modern Warfare 3 Multiplayer
- Get 20 Operator Kills while Prone
- Get 25 Operator Kills with a Weapon set to Single Fire Mode
- Get two Operator Kills with one Magazine 10 Times with Assault Rifles
- Get two Operator Kills with one Magazine five Times with Marksman Rifles or Sniper Rifles
- Get 30 Operator Kills while Moving with SMGs
- Get 12 Operator One Shot One Kills with Shotguns
- Get eight Mounted Operator Kills
Call of Duty: Modern Warfare Zombies
- Get 200 Kills with a Marksman Rifle with Cryofreeze Active
- Get 75 Kills with a Weapon set to Single mode.
- Get three Disciple Kills
- Get five Mangler Kills with a Marksman Rifle
- Get 300 Kills while Moving with SMGs
- Get 200 One Shot One Kills with Shotguns
- Get 200 Critical Kills with a Marksman Rifle
Call of Duty: Warzone 2
- In Urzikstan, open 20 Loot Caches in Resort, Power, Seaport, and Cargo
- In Urzikstan, open 20 Loot Caches in City, Suburbs, and Manor
- In Urzikstan, open 20 Loot Caches in Military Base, and Farms
- In Urzikstan, open 20 Loot Caches in Old Town, and Low Town
- In Warzone, place in the top 10 five times
- In Warzone, get 10 Operator Kills or Kill Assists with a Recommended Weapon
- In Warzone, complete 15 Contracts
The JAK Protean aftermarket part allows players to convert the RAAL LMG into a futuristic prototype weapon in Call of Duty: Modern Warfare 3 and Warzone 2. It additionally provides stability while aiming as a trade-off for a slight reduction in aim-down sight speed and sprint-to-fire speed.
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