MCOC Promo Codes for December 2026: All Marvel Contest of Champions Active Redeem Codes

When it is about the thrilling Marvel Contest of Champions universe, every little advantage counts. From upgrading the champions to winning all the 1v1 duels, players need a consistent supply of resources that can give them a competitive edge during the fights they take on with their teammates.

While all the players can earn these resources and many exclusive rewards in the game, the MCOC Promo Codes can help players progress faster with the free, bountiful gifts. In this blog, we will explore all the active and expired codes that you can redeem.

What are MCOC Promo Codes?

MCOC Promo Codes are special alphanumeric codes released by the developers frequently. Upon redemption, the codes available today can give players valuable resources and exclusive rewards that are otherwise rare in the game.

From Crystal to energy refills, numerous rewards are available through the Promo Codes. Generally, the promo codes for MCOC are released during special events and when the game reaches a notable milestone. Just like the Where Winds Meet redeem codes, the MCOC Promo codes come with a specific time frame. Therefore, redeem them before they expire.

ALL MCOC Promo Codes (December 2025)

These are all MCOC Promo codes available for December:

How to Redeem MCOC Promo Codes?

To make sure of successful ‘MCOC promo codes redemption,’ here are the steps you need to follow:

• First, you have to open a Kabam account and link it to the in-game profile. This step is for those who haven't already linked their account.
• Once you are done with that, head over to the official Marvel Contest of Champions shop page.
• There, you need to log in to the Kabam account and scroll to the bottom of the page once you are directed to a new page.
• Scroll down till you find the codes section.
• Write down the MCOC Promo Codes or paste them before clicking on ‘Apply Code.’

If the code is valid and active, you will receive the corresponding rewards. Please note that all the rewards from the codes will be sent to the in-game inbox.

How to Troubleshoot Code Issues in MCOC Promo?

There are times when players encounter multiple issues while trying to redeem the promo codes for MCOC. This is not new, as even with Sword of Justice redeem codes, players face these common issues. Here are some of the ways you can solve those issues with MCOC:

• Code Expiry: The majority of MCOC Promo codes have a short validity. Players often encounter invalid code errors due to expired code. Ensure you check the status of the code before you try to redeem it.
• Spelling Mistakes: Often, the MCOC Promo codes do not grant a reward and are marked as invalid. This typically occurs due to spelling mistakes. Moreover, these codes are also case sensitive. Therefore, it is best to copy and paste the codes before redeeming them.
• Region Restrictions: When it comes to MCOC Promo Codes, many of these special codes are region-specific. Therefore, double-check them before redeeming them.
• Failed Redemption: Often, players fail to ensure successful redemption due to a poor internet connection. Ensure you are connected to a reliable internet connection before redeeming the promo codes.

How to Get MCOC Promo Codes?

If you are looking to be updated with the latest MCOC Promo Codes as they are launched, here are some channels you can tune into:

X: Make sure you follow the official X account of Marvel Contest of Champions for new promo codes.

Discord: Joining the Discord server of MCOC is a great way to be updated with recent codes.

Sportsdunia: From redeem codes to news, tune into Sportsdunia for all your MCOC game needs in one place.

Advantages of MCOC Promo Codes

Here are the advantages of redeeming these codes:

• Since units are valuable in the game, the MCOC Promo Codes give an extra boost for players who prefer collecting them without spending money.
• Often, the codes reward players with exclusive rewards that are not available in the game otherwise.
• In addition to these, the MCOC Promo Codes rewards ensure faster progression in the game in terms of champion upgrades.

All Expired MCOC Promo Codes

Let us take a look at the expired codes:

Don't forget to bookmark us to get all the latest updates about MCOC Codes. We update our article whenever a new code arrives. Meanwhile, consider checking out our recent coverage on the Archero 2 codes.