Kalshi Promo Code WSN: Up to $500 Bonus for Mariners vs. Astros (August 14)

Kalshi Promo Code WSN for August 14, 2026

Before diving into the market analysis for tonight's game, here is a quick breakdown of the primary terms for claiming your promotion.

Featured Matchup: Mariners vs. Astros

The Seattle Mariners (57-65) enter Daikin Park looking to build momentum after snapping a frustrating six-game losing streak with a tense 1-0 win over the Yankees on Thursday. Seattle hands the ball to right-hander George Kirby (8-9, 3.68 ERA), who continues to be one of the game's elite command pitchers. Kirby's ability to limit free passes will be essential against a potent Houston lineup that leads the division.

The Houston Astros (62-60) come home after a six-game road trip capped off by a 2-1 victory over the Giants. Houston counters on the mound with Peter Lambert (8-6, 3.09 ERA), who has provided steady rotation depth throughout 2026. Offensively, the Astros continue to be fueled by Yordan Álvarez, who enters the night holding a team-leading .322 batting average and 140 hits on the year.

This matchup presents sharp contrasting styles: Seattle's reliance on elite starting pitching and low-scoring contests versus Houston's disciplined overall plate approach.

Today's Markets for Mariners vs. Astros (August 14, 2026)

On Kalshi, contract prices fluctuate between $0.01 and $0.99 based on probability. A contract settling "Yes" pays out $1.00, while a "No" outcome yields $0.00. Below are current implied probabilities for tonight's game:

Prices and probabilities subject to live market movement prior to first pitch.

Use Kalshi Promo Code WSN and Get Up to $500

How to Watch Mariners vs. Astros

• Date: Friday, August 14, 2026

• First Pitch: 8:10 PM ET / 7:10 PM CT

• Location: Daikin Park, Houston, Texas

• TV Coverage: Space City Home Network (Astros region), Mariners.TV / ROOT Sports (Mariners region)

• Radio: KBME 790 AM (Houston), Seattle Sports 710 AM (Seattle)

How to Claim the Kalshi Promo Code $500 Bonus

1. Head over to the official Kalshi website or download the mobile app.

2. Click the sign-up button to start setting up your user profile.

3. Input Kalshi promo code WSN in the designated promotional box during account setup.

4. Submit the necessary details to satisfy legal verification standards.

5. Make an initial deposit of at least $20 into your balance.

6. Place $25 or more in event contract trades on MLB markets to trigger your promotional match perks up to $500.

Need more info? Read our Kalshi Review to learn more.

Terms and Conditions

The Trade $25 and Get Up to $500 offer is designed specifically for new customers registering on the platform. To participate, you must be at least 18 years old (or legal trading age in your jurisdiction) and reside in a state where legal event trading is permitted.

After completing verification and depositing at least $20, you must trade a total volume of $25 across any available markets. Bonus payouts are awarded based on total trade activity tiers, maxing out at $500 in trade credits. These promotional credits cannot be directly withdrawn as cash; they must be utilized to buy event shares on the exchange. Returns from successful contract settlements become fully withdrawable cash.