to win Monster Energy Care Package and more!

Dec 1 – Dec 31

Get ready for The Monster Challenge! Gather your COD squad, climb up the ranks, win Buff points, Monster fridges, new Alienware m18 Gaming Laptops, and more! Don’t miss out on this legendary event, powered by Monster Energy!
Join us on December 1st for a four-week thrilling tournament across 24 countries.

The Weekly Prize

Top #100 players on the weekly leaderboards win 500 Buff points for Steam credits, gaming gear, and more!

The Grand Prize

Top #3 players on the All-time leaderboard of each game will receive a Monster Energy Care Package.

Top #1 player on the All-time leaderboard of each game will also receive an Alienware m18 Gaming Laptop.


Week 1

Dec 1 – Dec 7

Week 2

Dec 8 – Dec 14

Week 3

Dec 15 – Dec 21

Week 4

Dec 22 – Dec 31


1. Install the BUFF app

Get started by downloading the Buff App, which automatically tracks your in-game feats, rewarding you for wins, playtime, and more.

2. Compete in Call of Duty

Play Call of Duty: Warzone 2.0, Modern Warfare 2, and/or Modern Warfare 3 to earn points towards your ranking on The Monster Challenge leaderboards.

3. Share Highlight Clips

Capture highlight clips with BUFF and share them on Twitter to gain an extra 100 points on a daily basis!

4. Become the Grand Champion!

Every week the top 100 on the weekly leaderboards will get 500 Buffs. The top 3 players on the All-time leaderboard of each game will receive a Monster Energy Care Package. The top 1 player on the All-time leaderboard of each game will also receive an Alienware m18 Gaming Laptop!


*Requires Overwolf. Terms apply.


Sometimes you just need that boost, that push, that focus… that punch of energy to get you going. You need Monster.

Most companies spend their money on ad agencies, TV commercials, radio spots, and billboards to try to tell you how good their products are. At Monster, we do things differently — because Monster Energy is not just a drink. It’s a lifestyle in a can.  

We support the scene, our bands, our athletes and our fans.  We back athletes so they can make a career out of their passion.  We promote concert tours, so our favorite bands can visit your hometown.  We celebrate with our fans and riders by throwing parties and making the coolest events we can think of a reality.  

Monster is the relentless pursuit of victory, being your best, being at the top of your game. It is the most badass energy drink on the planet. 

Monster is the world’s greatest skiers and skaters, boarders and bikers, rockers and racers, gamers and Girls.  

Monster Energy — Unleash the Beast!  www.monsterenergy.com

BUFF offers a unique loyalty program for gamers, which boosts in-game rewards across the gaming’s biggest brands. With BUFF, gamers earn more game currency, across games and across devices, simply by playing the games they love. BUFF’s reward layer collects BUFF points for in-game achievements, which can be exchanged in BUFF’s marketplace to major game currencies and gaming goods. BUFF’s rapidly growing loyalty program is driven by the gamer’s generation and is endorsed by strategic partnerships with major Credit Card companies and tier-1 game publishers. BUFF is available for free for its community of gamers across platforms, including Google Play and Apple App Store, desktop PC apps and on the Overwolf Appstore. BUFF – Game for Fun, Earn for Real. www.buff.game

* Great Britain, Austria, Belgium, Netherlands, Czech, Denmark, Finland, France, Germany, Greece, Israel, Italy, Kenya, Nigeria, Norway, Poland, Portugal, Romania, Saudi Arabia, South Africa, Spain, Sweden, Switzerland, UAE.

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