Wednesday, July 29 delivers a full MLB schedule, and the best MLB betting promos give new users a head start. The slate opens at 12:10 p.m. ET and runs all the way to a 10:10 p.m. ET nightcap, with the marquee matchup — Yankees vs. White Sox at 7:40 p.m. ET on Prime Video — sitting right in the sweet spot of the evening.
New customers who sign up today can claim MLB betting promos worth up to $1,550 in bonuses, plus bet-and-get offers, first-bet resets, and profit boosts across the top books. Below are the current offers, the codes that unlock them, and the states where each one lives.
| MLB Sportsbooks | MLB Betting Promos | Sign-Up Link |
|---|---|---|
| Fanatics Sportsbook | $1,000 Bet Match | ACTION26 |
| BetMGM | $1,550 in Bonuses | ACTION1550 |
| bet365 | $150 Bet-and-Get Promo | Click Here |
| DraftKings Sportsbook | $150 Bet-and-Get Promo | Click Here |
| FanDuel Sportsbook | $1,000 Bet Resets | Click Here |
| Hard Rock Bet | $150 Bet-and-Get Promo | Click Here |
| theScore Bet | $1,000 First Bet Reset | ACTNEWS |
![Action Network Trusted Source Google]()
Best MLB Betting Promos for Wednesday, July 29
Each offer below rewards a first bet or first deposit in a different way. Some hand back bonus bets win or lose, others match a losing wager, and a couple drop instant bonuses the moment a qualifying bet settles. Pick the structure that fits how you like to play, then apply it to any game on the board.
New users can stack these MLB betting promos across the whole card, not just one game. That flexibility makes today's slate, a dozen-plus matchups from noon to night, an ideal spot to open a fresh account.
Yankees vs. White Sox Betting Preview
The featured game sends the New York Yankees (61-46) into Chicago to face the White Sox (55-51) at Rate Field, first pitch at 7:40 p.m. ET on Prime Video. Right-hander Cam Schlittler (10-6, 2.07 ERA, 157 strikeouts) starts for New York opposite White Sox righty Davis Martin (9-5, 3.49 ERA).
The Yankees hold the edge on paper, though a banged-up lineup keeps the door open for Chicago at home. Aaron Judge, Giancarlo Stanton, and Cody Bellinger all sit on the injured list, thinning New York's offense. The latest MLB odds cast the Yankees as moderate road favorites with a run total hovering near 8.5.
Anyone shaping MLB picks on this one leans toward Schlittler's swing-and-miss stuff, while the White Sox counter with power in Munetaka Murakami and Miguel Vargas. Check the MLB weather report at Rate Field and confirm the MLB lineups before locking anything in, since a late scratch moves value fast.
1. Fanatics Sportsbook
The Fanatics Sportsbook promo code ACTION26 unlocks one of the strongest offers on the board: a bet match up to $1,000. New users match their opening wager in FanCash over the first 10 days, which spreads the value across the entire Wednesday slate instead of a single bet.
| Fanatics Sportsbook Promo | Fanatics Sportsbook Sign-Up Bonus | Fanatics Sportsbook Legal States |
|---|---|---|
| Fanatics Sportsbook Promo Code ACTION26 | $1,000 Bet Match | AZ, CO, CT, DC, IA, IL, IN, KS, KY, LA, MA, MD, MI, MO, NC, NJ, NY, OH, PA, TN, VA, VT, WV, WY |
| Fanatics Sportsbook Promo Code (Click Here) | Bet $20, Get $350 in Bonus Bets | AZ, CO, CT, DC, IA, IN, KS, KY, LA, MA, MD, MI, MO, NC, NJ, OH, PA, TN, VA, VT, WV, WY |
| Fanatics Sportsbook Promo Code (Click Here) | Get 10x100% Profit Boost Tokens Instantly | IL, NY |
2. BetMGM
The BetMGM bonus code ACTION1550 headlines the day's offers with up to $1,550 in total value — a $1,500 first-bet offer backed by $50 in reward points. Lose the opening wager and BetMGM returns the stake in bonus bets, so a Yankees vs. White Sox pick carries a safety net behind it.
| BetMGM Bonus Code | BetMGM Promo | BetMGM Legal States |
|---|---|---|
| BetMGM Bonus Code ACTION1550 | $1,500 First Bet Offer + $50 BetMGM Reward Points | AZ, CO, DC, IA, IL, IN, LA, KS, KY, MA, MD, MI, MO, NC, NJ, OH, PA, TN, VA, WV, WY |
| BetMGM Bonus Code TANGET2 | $1,000 No Sweat Tokens | AZ, CO, DC, IA, IL, IN, LA, KS, KY, MD, MO, NC, OH, TN, VA, WY |
| BetMGM Bonus Code ACTIONGET | Bet $10, Get $150 Bonus Bets if You Win | MI, NJ, PA, WV |
| BetMGM Bonus Code TOPACTION | $1,500 First Bet Offer | AZ, CO, DC, IA, IL, IN, LA, KS, KY, MA, MD, NC, OH, TN, VA, WY |
3. bet365
The bet365 bonus code ranks among the friendliest offers for casual bettors: a bet $10, get $150 bet-and-get that pays out win or lose. A small qualifying wager on any MLB game returns $150 in bonus bets once it settles, no comeback required.
| bet365 Bonus Code | bet365 Welcome Promo | bet365 Legal States |
|---|---|---|
| bet365 Bonus Code (Click Here) | Bet $10, Get $150 in Bonus Bets, Win or Lose | AZ, CO, IA, IN, KS, KY, LA, MD, MO, NC, NJ, OH, PA, VA |
| bet365 Bonus Code (Click Here) | $1,000 First Bet Safety Net | AZ, CO, IA, IL, IN, KS, KY, LA, MD, MO, NC, OH, TN, VA |
| bet365 Bonus Code (Click Here) | Bet $10, Get $150 in Bonus Bets, Win or Lose, 50 Casino Spins | MI, NJ, PA |
4. DraftKings
The DraftKings promo code keeps its offer simple, and it stays one of the most popular MLB betting promos for first-timers: bet $5, get $150 instantly in bonus bets. The bonus lands the moment a qualifying $5 wager posts, so there is no wait on the result before betting the rest of the slate.
| DraftKings Promo Code | DraftKings Welcome Offer | DraftKings Legal States |
|---|---|---|
| DraftKings Promo Code (Click Here) | Bet $5, Get $150 Instantly in Bonus Bets | AR, AZ, CO, DC, IA, IL, IN, KS, KY, LA, MA, MD, MI, MO, NC, NJ, NY, OH, PA, TN, VA, VT, WV, WY |
5. FanDuel
The FanDuel promo code offers a longer-tail deal among today's promotions: bet $5 daily and collect up to $1,000 in bet resets. A losing qualifying bet each day comes back as a bonus, which rewards bettors who plan to ride the full MLB week rather than a single night.
| FanDuel Promo Code | FanDuel Sign-Up Bonus | FanDuel Legal States |
|---|---|---|
| FanDuel Promo Code (Click Here) | Bet $5 Daily, Get Up To $1000 In Bet Resets | AZ, AR, CO, CT, DC, IL, IA, IN, KS, KY, LA, MA, MD, MI, MO, NC, NJ, NY, OH, PA, TN, VA, VT, WV, WY |
6. Hard Rock Bet
The Hard Rock Bet promo code rounds out the bet-and-get group: bet $5, get $150 in bonus bets if the wager wins. The offer suits bettors in Michigan and New Jersey who want a low entry point on the featured matchup or any other MLB game.
| Hard Rock Bet Promo Code | Hard Rock Bet Welcome Bonus | Hard Rock Bet Legal States |
|---|---|---|
| Hard Rock Bet Promo Code (Click Here) | Bet $5, Get $150 in Bonus Bets if You Win | MI, NJ |
7. theScore Bet
theScore Bet promo code ACTNEWS closes out the list of MLB betting promos with a first-bet reset up to $1,000. A losing opening wager returns as a bonus, giving new users a cushion on the marquee game in Chicago or any spot on Wednesday's card.
| theScore Bet Promo Code | theScore Bet Welcome Offer | theScore Bet Legal States |
|---|---|---|
| theScore Bet Promo Code ACTNEWS | $1,000 First Bet Reset | AZ, CO, IA, IL, IN, KS, KY, LA, MA, MD, MO, NC, OH, TN, VA |
| theScore Bet Promo Code ACTNEWS | Bet $10, Get $100 in Bonus Bets If You Win | MI, NJ, PA, WV |
How to Pick the Right MLB Betting Promo
The best sports betting sites all run new-user offers, so the right choice comes down to your style. Bet-and-get deals from bet365, DraftKings, and Hard Rock Bet reward a tiny first wager with a fixed bonus, which fits bettors who want guaranteed value up front. First-bet resets and safety nets from BetMGM, FanDuel, and theScore Bet protect a larger opening play, which suits anyone confident in a specific Yankees vs. White Sox angle.
Availability matters too. Check the legal-states column for each offer before signing up, since MLB betting promos vary by market. Registering across multiple books stacks the value and lets you line-shop for the sharpest MLB odds on the same game.
MLB Prediction Markets on Wednesday, July 29
Prediction markets offer another route into Wednesday's MLB action. Instead of traditional sportsbook lines, these prediction market apps let users trade contracts on outcomes, and both options below carry sign-up bonuses of their own.
1. Kalshi
The Kalshi promo code ACTION rewards new traders who put $25 into the market with up to $500 in bonuses. Kalshi operates in far more states than most sportsbooks, so bettors in markets without legal sportsbook promos still get in on the action.
| Kalshi Promo Code | Kalshi Referral Offer | Kalshi States Available |
|---|---|---|
| Kalshi Promo Code ACTION | Trade $25, Get Up to $500 Bonus | AK, AL, AR, CA, CO, CT, DC, DE, FL, GA, HI, IA, ID, IN, KS, KY, LA, ME, MN, MO, MS, NC, ND, NE, NH, NJ, NM, NY, OK, OR, PA, RI, SC, SD, TN, TX, UT, VA, VT, WA, WI, WV, WY |
2. Polymarket
The Polymarket promo code ACTION hands new users a $20 trading bonus on a $10 deposit. Like Kalshi, Polymarket reaches a wide list of states, making it a simple entry point for MLB markets alongside the traditional MLB betting promos above.
| Polymarket Promo Code | Polymarket Referral Bonus | Polymarket States Available |
|---|---|---|
| Polymarket Promo Code ACTION | Deposit $10, Get $20 Trading Bonus | AK, AL, AR, CA, CO, CT, DC, DE, FL, GA, HI, IA, ID, IN, KS, KY, LA, ME, MN, MO, MS, NC, ND, NE, NH, NJ, NM, NY, OK, OR, PA, RI, SC, SD, TN, TX, UT, VA, VT, WA, WI, WV, WY |
