Activating our Onyx Odds March Madness promo code ALARM unlocks their brand new welcome bonus for guaranteed $100 welcome bonus.

We saw the 2025 NCAA Tournament bracket get set just yesterday, and with the First Four tipping off tomorrow, it’s now time to ensure that you’d got the best platforms to enjoy March Madness. Therefore, it’s now time to join Onyx Odds.

This premier and elite social sportsbook provides fans with a way to make FREE picks while still redeeming monetary value, and a new Onyx Odds March Madness promo code bonus is also now available! Not only is it new, but it also provides a GUARANTEED 10x boost to the account of all new members!

To ensure that you don’t miss out, we’ve covered the details, where Onyx Odds is legal and more. That said, you can also just register right now ⏰ using our exclusive Onyx Odds March Madness promo code ALARM!

Onyx Odds Promo CodeALARM
Onyx Odds Welcome OfferSpend $10, Get 100 Onyx Cash bonus picks! 🔥
Terms & ConditionsNew Users Only, Must Be 18+, Bonus Rewarded Instantly
Onyx Odds Bonus Last VerifiedDate of article publication (March 16th, 2026)
Claim OfferClick Here to Join Onyx Odds


 

 

💲 Onyx Odds March Madness Promo Code ALARM Unlocks New 10x Welcome Bonus

For some fans out there, the First Four don’t really count towards the actual NCAA Tournament, but don’t worry - we’ve still got a ton to enjoy with a top-tier social sportsbook. In other words, today’s Onyx Odds March Madness promo code bonus is named as such in excitement for the tourney, but you can start wagering on anything.

To do so with the sweepstakes style, you’ll just need Onyx Coins and Cash. After joining and heading to their shop, just be sure to spend at least $10 with your first purchase. Then, without even using it to make a single pick, you’ll get $100 worth of Onyx Cash bonus picks! So, when you sign up today ☀️ with our Onyx Odds March Madness promo code ALARM, you lock in a 10x bonus!
 

 

 

🔓 Does Onyx Odds Require A Promo Code? How To Use Our Onyx Odds March Madness Promo Code ALARM

Since you won’t even be required to submit a single pick, the entire process of claiming your spend-and-get welcome bonus couldn’t be simpler:

  1. Join here 👈🏼 to navigate to the Onyx registration page
  2. Enter the required info (email, username and password)
  3. Enter our Onyx Odds March Madness promo code ALARM
  4. Purchase your first bundle of Onyx funds for $10 or more
  5. Instantly receive 100 Onyx Cash bonus picks GUARANTEED!

Remember, despite the name of this awesome welcome offer, you don’t HAVE to place any wagers on the NCAA Tournament at all!

🏅 What Are Onyx’s Best Features?

From the very beginning, you saw the overall concept of making FREE picks + redeeming monetary value brought to you by the social sportsbook structure, which is among Onyx Odds’ best features:

  • Great range of sporting events to pick from
  • Ability to make FREE picks & still redeem cash prizes
  • Rotating daily rewards like profit boosts
  • Traditional sportsbook markets like Same Game Parlays
  • Amazing user interface to navigate through it all 

If you’re ready to see why we keep referring to this as a fantastic social sportsbook for yourself, just ✍🏼 open your new account ✍🏼 with our Onyx Odds March Madness promo code ALARM!
 

 

 

❓ Where Is Onyx Odds Legal?

Along with the details of your GUARANTEED 10x welcome bonus, we also promised to share where Onyx Odds is legal. After all, it’s arguably the most important detail, and it’s certainly one that we’d consider to be an incredible one! That’s thanks to the fact that almost the entire nation can claim this Onyx Odds March Madness promo code bonus! Check out exactly what we mean by looking over where Onyx Odds is legal below:

  • AK, AZ, AR, CT, DC, DE, FL, GA, HI, IL, IN, IA, KS, KY, ME, MA, MN, MS, MO, NE, NH, NM, NC, ND, OH, OK, OR, PA, RI, SC, SD, TX, UT, VT, VA, WI and WY

🎯 Target More Than The NCAA Tournament After Using Our Onyx Odds March Madness Promo Code ALARM

Having arguably the best tournament of the entire year across all sports nearly tipping off is amazing, but there is also plenty more going on these days:

Stick with your alma mater or go with a totally different sport; just get the ball rolling by simply activating our exclusive Onyx Odds March Madness promo code ALARM through this link 🔗!