As the holiday shopping season kicks into high gear this Black Wednesday, November 26, 2025, Missouri sports fans are getting access to their own "doorbuster" deal. The BetMGM bonus code "DIMERS100" is officially active for a special pre-launch window, allowing residents to secure a signup bonus before the frenzy of the December 1 state launch.
Launched as a Thanksgiving Week special for the Show-Me State, this offer guarantees $100 in bonus bets for early adopters. By using the code DIMERS100 to sign up and depositing just $10 before the Cyber Monday Missouri sports betting go-live date, bettors can lock in their bankroll ahead of the St. Louis Blues' December opener and the Chiefs' massive December run.

While retailers are slashing prices on electronics, BetMGM is increasing value for sports fans. The "DIMERS100" promotion is structured as a two-part welcome package designed specifically for the pre-launch timeline:
With the Kansas City Chiefs playing a marquee Thanksgiving game tomorrow and the NBA Cup slate dominating the schedule today, the timing allows fans to set up their accounts now and be ready to bet immediately upon the December 1 green light.
To lock in this Thanksgiving Week special, Missouri residents need to complete the registration process before the calendar turns to December. Follow these steps:
While Missouri bettors can't place legal wagers today, the current sports calendar highlights exactly why this pre-launch period is critical. The Chiefs are entering a pivotal stretch, and the NBA In-Season Tournament is heating up.
Tomorrow, all eyes will be on AT&T Stadium. While Missouri betting won't be live for kickoff, this game sets the table for the Chiefs' December campaign, which bettors will be able to wager on.
Matchup Overview
Before the NFL dominates the holiday, the NBA offers a massive slate of tournament games today. Once live, BetMGM's "Cash Out" and live-streaming features will make it a top destination for NBA bettors.
Competition will be fierce when Missouri opens its doors, with FanDuel and DraftKings also vying for market share. However, BetMGM brings distinct advantages to the table:
| Feature | BetMGM | Competitors |
|---|---|---|
| Live Streaming | ✔ Yes (NBA, NHL, Tennis) | ✘ Limited |
| Pre-Launch Bonus | ✔ $100 Bonus Bets | Varies |
| Rewards Program | ✔ MGM Rewards (Hotels/Dining) | ✘ Mostly Online Only |
Like the best Black Friday deals, this offer has an expiration date. The BetMGM bonus code "DIMERS100" is the smartest way to enter the Missouri sports betting market, guaranteeing a $100 starting bankroll for a minimal $10 deposit.
Click here to activate your pre-launch code now.
Gambling Problem? Call 1-800-GAMBLER. See BetMGM.com for Terms. 21+ only. MO Only. New Customer Offer (If applicable). Subject to eligibility requirements. Bonus bets are non-withdrawable. Please gamble responsibly. Minimum $10 deposit required. Bonus bets expire in 7 days. One new player offer. Additional terms apply.
To make sure you get accurate and helpful information, this guide has been edited by Damien Souness as part of our fact-checking process.

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