In Call of Duty Mobile, Legendary items always create hype—but the Legendary M4 Black Gold Royal is a rare, must-have gun skin that is now in its final availability window.
This guide walks you through every step to claim it—completely free—before it vanishes from the Exchange Store for good.
Table of contents
Claiming Rewards from Challenge Headquarters
At level 30 of the Challenge Pass, you’ll unlock the stylish Serif Badge Breaker skin.
It’s a quick and easy reward to secure, making it a great starting point for this season’s freebies.
Valuable Items in the Exchange Store
Within the store, you can grab top-tier free rewards:
- Vault: Get the Maddox Legal Problem gun skin—better than its Battle Pass version.
- Storehouse: Free items include:
- Predator Missile Guided Attack
- Cowboy Mode (perfect match for the Ghost Cowboy skin)
- 5 Gold Crate Coupons
- 10 Meltdown Strongboxes
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How to Get the Legendary M4 Black Gold Royal
- Make sure you have 100 M4 Shards.
- Go to your Inventory.
- Open the Craft section.
- Redeem the item.
⚠ Warning: Never click Sell on the shards—doing so will only give Credits and permanently remove your chance to get the gun.
Why This Is the Last Chance
Season 8 marks the fifth return of this Legendary since Season 4.
After this season, it will be permanently removed from the Exchange Store, with no confirmed plans for a comeback.
Read More: Everything About the RAM‑7 in COD Mobile Season 8 + Best 2025 Loadout
Pro Tip for Smoother Gameplay
Using the Gear Up Booster can reduce ping, prevent packet loss, boost FPS, and fix damage registration issues.
It also allows connecting to other servers such as Singapore, unlocking exclusive Garena events.
Conclusion
If you haven’t secured the Legendary M4 Black Gold Royal, now is the time. This is the last opportunity to own one of CODM’s most iconic gun skins.
Grab all Season 8 free rewards and upgrade your gameplay performance with Gear Up Booster.












