Best Prediction Market Promotions, Referral Codes & Sign-Up Bonuses For May 2026
When we’ve got nearly every major US sport and league going on, plenty of international soccer and even fans wanting to make preseason NFL picks, prediction markets being legal in the entire country is a MASSIVE benefit. Therefore, so too are the best prediction market promotions! That’s why we’re here to hook you up with each of them as soon as today.
In fact, we’ll cover both the best prediction market sign-up bonuses plus ones available at similar platforms and even a premier traditional sportsbook!
🔥 The Best Prediction Market Promotions To Claim Today
With a wide variety of platforms and types of offers heading your way, we’ll break down each one for you individually. That said, if you just want to snag the best prediction market promotions ASAP, we’ve quickly summarized each one for you directly below aired with a link to navigate to each operator NOW:
- Kalshi: Receive a GUARANTEED $10 bonus w/ code ALARMX
- Polymarket: Deposit $20, get $20 GUARANTEED w/ promo code ALARM
- Novig Sportsbook: Spend $5, get $50 in Novig Coins GUARANTEED w/ code ALARM
- Onyx Odds: Spend $10, get 100 Onyx Cash bonus picks w/ code ALARM
- FanDuel Sportsbook: Bet $5, get $250 in bonus bets if it wins!
🏅 Best Prediction Market Promotions: Kalshi
It’s only fitting to kick things off with the prediction market that took in the most money of ANY platform type for the Super Bowl. So, of course Kalshi has one of the best prediction market sign-up bonuses:
- Click here 👈🏼 for a new Kalshi account
- Enter our exclusive Kalshi promo code ALARMX
- Submit & complete your first 100 contracts (1-99 cents)
- Receive a $10 bonus NO MATTER WHAT!
As you’ll find with all prediction markets, you can actually make picks on more than just sporting events as well! First comes one of the best prediction market promotions by 🔗 using this link 🔗 to activate our exclusive Kalshi promo code ALARMX!
🏅 Best Prediction Market Promotions: Polymarket
Kalshi may have taken in the most money for the biggest sporting event, but Polymarket was the first one on the scene in the eyes of many. So, they’re also got one of the best prediction market sign-up bonuses:
- Click here 👈🏼 to create a new Polymarket account
- Enter our exclusive Polymarket promo code ALARM
- Make a deposit of at least $20
- Receive $20 in bonuses GUARANTEED!
This means that your welcome bonus is 100% yours before you even make a single prediction! Grab another one of the best prediction market promotions by 🎯 signing up here 🎯 with our exclusive Polymarket promo code ALARM.
🏅 Best Prediction Market Promotions: Novig Sportsbook
Next up is what could be considered a sport-specific prediction market, or peer-to-peer sportsbook, which is Novig. Here’s how to easily add to the best prediction market sign-up bonuses:
- Click here 👈🏼 to create a new Novig account
- Enter our exclusive Novig promo code ALARM
- Spend at least $5 with your first purchase
- Receive $50 in Novig Coins GUARANTEED!
As you can see, you will INSTANTLY add a 10x boost to your account without even needing to place a wager, let alone win one! If that sounds good to you, register right now ⏰ with our exclusive Novig promo code ALARM for one of the best prediction market promotions.
🏅 Best Prediction Market Promotions: Onyx Odds
Now it’s time to talk about an elite social sportsbook - Onyx Odds. As a sweepstakes style platform, fans in over 40 states can claim one of the best prediction market sign-up bonuses:
- Click here 👈🏼 for a new Onyx Odds account
- Enter our exclusive Onyx Odds promo code ALARM
- Spend at least $10 on Onyx Coins/Cash bundles
- Receive $100 worth of Onyx CASH bonus picks!
Like Novig, this is another GUARANTEED 10x bonus to the account of all new users! Add to the best prediction market sign-up bonuses by becoming a new member today ☀️ with our exclusive Onyx Odds promo code ALARM!
🏅 Best Prediction Market Promotions: FanDuel Sportsbook
As promised, we’ve also got a premier traditional sportsbook for you, which is the nationwide leader of FanDuel. You can add to the best prediction market sign-up bonuses above with a 50x welcome offer:
- Click here 👈🏼 for a new FanDuel account
- Bet at least $5 on ANY market
- Receive $250 in bonus bets if it wins!
Yes, you can just pick a huge favorite if you want, and you’ll still get them at 50/1 odds! This sign-up bonus is a must to have alongside the best prediction market promotions above, and there’s no special code needed when you ✍🏼 create a new FD account ✍🏼 through us!
🎯 Target ANY Sporting Event After Claiming the Best Prediction Market Promotions
While the two postseasons going on will be the primary targets for most fans, and rightfully so, there is still plenty to target these days. So, here are several options to consider after claiming the best prediction market sign-up bonuses:
- NBA playoffs
- NHL Stanley Cup playoffs
- MLB regular season
- UFC 328
- PGA Truist Championship
- NASCAR The Glen
- ATP/WTA Italian Open
