How to Unlock the JAK Slasher Underbarrel In MW3 & Warzone

If you’re looking to unlock the JAK Slasher Underbarrel in MW3 (Call of Duty: Modern Warfare 3) in Season 5 and give your weapons a lethal upgrade, then this is the newest attachment you’ve gotta get your hands on ASAP. But before you can start slashing through enemies, you’ll need to know how to unlock the JAK Slasher Underbarrel as it is obtained by completing specific challenges during Season 5.

Here’s a quick guide on how to unlock the JAK Slasher Underbarrel in MW3 or Warzone.

Steps to Unlock the JAK Slasher Underbarrel in MW3

To unlock the JAK Slasher Underbarrel in MW3 and Warzone, you’ll need to participate in the Weekly Challenges available in the game. These challenges rotate every week, and the JAK Slasher is specifically tied to the challenges in week three of Season 5.

Here’s how you can unlock it:

1. Access the Challenges Tab: Start by navigating to the main menu in MW3 or Warzone. From there, find and click on the “Challenges” tab. This will show you the Weekly Challenges currently available.
2. Focus on Week Three: The JAK Slasher becomes available during the third week of Season 5. In this week, you’ll find a total of 21 challenges—seven each for multiplayer, Zombies, and battle royale modes.
3. Complete Five Challenges: To unlock the JAK Slasher, you only need to complete five out of the 21 available challenges. You can choose any combination of challenges across the three modes. For instance, you could complete two multiplayer challenges, two Zombies challenges, and one battle royale challenge to reach your goal. Alternatively, you can stick to one mode and complete all five challenges there.
4. Unlock the JAK Slasher: Once you’ve completed your chosen five challenges, the JAK Slasher Underbarrel will be unlocked. You can then equip it with compatible weapons in the Underbarrel attachment category.

What Is the JAK Slasher in MW3?

The JAK Slasher is a unique underbarrel attachment that serves as both a vertical grip and a deadly melee weapon. According to Activision, this part “replaces your melee attack with a lethal slash,” making it a versatile tool in close-quarters combat. It’s particularly effective when equipped on longer-range firearms like assault rifles and light machine guns, giving you an edge when enemies get too close for comfort.

To sum it up, if you want to Unlock the JAK Slasher Underbarrel in MW3, you’ll need to dive into the Weekly Challenges during week three of Season 5. Complete any five challenges across multiplayer, Zombies, or battle royale modes, and this lethal attachment will be yours to equip and use in battle. Whether you’re playing MW3 or Warzone, the JAK Slasher adds a deadly twist to your close-range combat capabilities.

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