Kalshi Promo Code TSNEWS: Get $25 Bonus for US Open, MLB Predictions (Aug. 31)

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If you're looking to move beyond standard win/loss bets and get a little extra bankroll for your efforts, I've got a fantastic opportunity for us today. By utilizing the Kalshi promo code TSNEWS, new customers can easily take advantage of a lucrative welcome offer ahead of our Monday MLB slate. The deal is straightforward: sign up here to get a $25 bonus that unlocks after making $25 in trades.

This introductory promotion provides the perfect chance to dive into today's exciting matchups—like the Milwaukee Brewers visiting the Chicago Cubs, the Philadelphia Phillies taking on the Arizona Diamondbacks, or the New York Yankees facing the Los Angeles Angels.

Whether we want to lock in our handicapping for these specific Monday contests or spread our funds across any other MLB game this week, this welcome offer ensures you have the extra capital needed to chase those bigger payouts with confidence.

Kalshi Promo Code TSNEWS Unlocks $25 Bonus

Kalshi Promo CodeTSNEWS
New User Offer$25 Bonus
Terms and Conditions18+ and Present in the US
Date Last VerifiedAugust 31, 2026

For new customers, grabbing this $25 sign-up bonus is a totally seamless process. To qualify, you just need to be at least 18 years old and make a first-time deposit of at least $1. From there, your $25 bonus officially unlocks once you have made $25 in total trades on Kalshi's prediction markets. This platform and promotion are fully available in all 50 states—meaning baseball fans coast-to-coast have a real chance to get in on the action.

With a full slate of MLB games scheduled today, there is absolutely no shortage of exciting markets to explore so we can hit that $25 trade threshold. We can put our baseball intuition to the test by trading on late-night matchups like the Yankees visiting the Angels, or the Phillies battling the D-backs at Chase Field. As long as you make your qualifying deposit and trades as a new user, you will be well on your way to securing a nice pay day.

MLB Probabilities Today

Let's look at the board and find some real value. Here are the current moneylines and vig-free probabilities for today's top matchups:

MatchupMoneylineProbability
MIL @ CHCMIL -101 / CHC -110MIL 49.0% / CHC 51.0%
NYY @ LAANYY -141 / LAA +121NYY 56.4% / LAA 43.6%
PHI @ ARIPHI -121 / ARI +103PHI 52.6% / ARI 47.4%

If you plan to utilize your sign-up bonus today, let's talk strategy. Trading your initial $25 on the slate's heaviest favorite—the New York Yankees (-141)—would yield $17.73 in profit if they secure the victory. Conversely, if you prefer chasing higher payouts, placing that same $25 on the biggest underdog—the Los Angeles Angels (+121)—would return a healthy $30.25 in profit should they pull off the home upset. There is nothing better than hitting on a plus-money underdog.

When I'm evaluating these matchups on the prediction markets, I can see exactly why New York is favored. The Yankees boast an elite 3.21 overall team ERA compared to the Angels' 4.28 ERA, giving New York a clear statistical advantage on the mound.

Meanwhile, the National League clash between the Philadelphia Phillies and Arizona Diamondbacks is much tighter across the board. Philadelphia holds a microscopic edge in team OPS (.716 to .714) and a slight advantage in team ERA (4.05 to 4.18). Those razor-thin margins make the Phillies narrow road favorites in what projects to be a highly competitive game where a smart trade could offer a solid return.

Guide for Using the Kalshi Promo Code

If you are ready to jump into tonight's MLB action with us, claiming your sign-up bonus takes just a few minutes. To activate the offer and secure your extra trading capital, simply follow these steps:

  • Create an Account: Register for a new account here by providing standard personal information.
  • Verify Your Identity: Because Kalshi is a regulated financial exchange, you will need to provide proof of identification to verify your account.
  • Use the Promo Code: Ensure you enter the Kalshi promo code TSNEWS during the registration process.
  • Make a Deposit: Complete a first-time deposit of at least $1 into your new account.
  • Start Trading: Make $25 worth of trades on the platform's available markets to activate the offer.

Here is the best part: you do not have to make one massive, single trade worth $25. As long as your cumulative sum of trades reaches $25, your $25 sign-up bonus will become available.

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