It’s a full slate of MLB games on Tuesday, March 31, and you can unlock thousands in bonus value with the best MLB betting promos. The marquee game on tonight’s schedule is Yankees vs. Mariners at 9:40 p.m. ET on TBS.
Right now, you can use the best sports betting apps and claim over $7,000 in bonus value from Fanatics Sportbook, BetMGM, DraftKings, FanDuel, bet365, Hard Rock Bet, Caesars Sportsbook, and theScore Bet. From there, you can view the starting pitchers and make predictions on MLB games today.
View the table below to find the best MLB betting promos and secure the top sign-up bonus offers on Tuesday, March 31.
| MLB Betting Apps | MLB Betting Promos |
|---|---|
| Fanatics Sportsbook Promo Code HANDLE | $200 FanCash Instantly + Profit Boost Tokens |
| BetMGM Bonus Code HANDLETOP | $1,500 First Bet Offer |
| DraftKings Promo Code (Click Here) | Bet $5, Get $200 in Bonus Bets + 100% NCAA Tournament Winner Profit Boost |
| FanDuel Promo Code (Click Here) | $3,000 Bonus Bets |
| bet365 Bonus Code (Click Here) | $365 Bet-and-Get Promo |
| Hard Rock Bet Promo Code (Click Here) | 10 100% Profit Boost Tokens |
| Caesars Sportsbook Promo Code HANDLENEWSDYW | Bet $1+, Double Your Winnings Your Next 10 Wagers |
| theScore Bet Promo Code SHNEWS | $1,000 First Bet Reset |
MLB Prediction for Yankees vs. Mariners
Take a look at our Yankees vs. Mariners expert pick for tonight’s game. Claim the best MLB betting promos before wagering on this game.
Under 7.5 Runs (-115): Seattle remains one of the league’s most suppressive run environments regardless of roof status, and with mild weather plus strong pitching on both sides, scoring should be limited. Even with some hitter-friendly factors like the umpire and lineup talent, this profiles as a coin-flip game where the only slight value leans toward the Under.
MLB Starting Pitchers on Tuesday, March 31 & Wednesday, April 1
Here are the starting pitchers for every MLB game today and tomorrow. Make sure you view the latest MLB odds before wagering on any game.
Tuesday, March 31
- Jacob deGrom (Rangers) vs Zach Eflin (Orioles) at 6:35 p.m. ET
- Erick Fedde (White Sox) vs Janson Junk (Marlins) at 6:40 p.m. ET
- Bubba Chandler (Pirates) vs Brandon Williamson (Reds) at 6:40 p.m. ET
- PJ Poulin (Nationals) vs Andrew Painter (Phillies) at 6:40 p.m. ET
- Ryan Feltner (Rockies) vs Max Scherzer (Blue Jays) at 7:07 p.m. ET
- Aaron Civale (Athletics) vs Jose Suarez (Braves) at 7:15 p.m. ET
- Jose Soriano (Angels) vs Jameson Taillon (Cubs) at 7:40 p.m. ET
- Shane McClanahan (Rays) vs Brandon Woodruff (Brewers) at 7:40 p.m. ET
- Kodai Senga (Mets) vs Andre Pallante (Cardinals) at 7:45 p.m. ET
- Brayan Bello (Red Sox) vs Hunter Brown (Astros) at 8:10 p.m. ET
- Casey Mize (Tigers) vs Brandon Pfaadt (Diamondbacks) at 9:40 p.m. ET
- Max Fried (Yankees) vs Logan Gilbert (Mariners) at 9:40 p.m. ET on TBS
- Logan Webb (Giants) vs German Marquez (Padres) at 9:40 p.m. ET on TBS
- Tanner Bibee (Guardians) vs Shohei Ohtani (Dodgers) at 10:10 p.m. ET
Wednesday, April 1
- Athletics (Luis Severino) vs. Braves (Chris Sale) at 12:15 p.m. ET
- Rangers (Kumar Rocker) vs. Orioles (Trevor Rogers) at 12:35 p.m. ET
- Pirates (Paul Skenes) vs. Reds (Andrew Abbott) at 12:40 p.m. ET
- Nationals (Cade Cavallli) vs. Phillies (Christopher Sanchez) at 1:05 p.m. ET
- Rockies (Kyle Freeland) vs. Blue Jays (Kevin Gausman) at 1:07 p.m. ET
- White Sox (Shane Smith) vs. Marlins (Sandy Alcantara) at 1:10 p.m. ET
- Mets (Freddy Peralta) vs. Cardinals (Matthew Liberatore) at 1:15 p.m. ET
- Rays (Drew Rasmussen) vs. Brewers (Jacob Misiorowski) at 1:40 p.m. ET
- Red Sox (Garrett Crochet) vs. Astros (Mike Burrows) at 2:10 p.m. ET
- Angels (Yusei Kikuchi) vs. Cubs (Matthew Boyd) at 2:20 p.m. ET
- Tigers (Tarik Skubal) vs. Diamondbacks (Zac Gallen) at 3:40 p.m. ET
- Yankees (Cam Schlittler) vs. Mariners (George Kirby) at 4:10 p.m. ET
- Giants (Adrian Houser) vs. Padres (Nick Pivetta) at 4:10 p.m. ET
- Twins (Joe Ryan) vs. Royals (Noah Cameron) at 7:40 p.m. ET
- Guardians (Gavin Williams) vs. Dodgers (Yoshinobu Yamamoto) at 8:20 p.m. ET
Best MLB Betting Promos: Claim Top Sign-Up Bonus Offers for Yankees vs. Mariners
Keep reading to find the best MLB betting promos and secure the top sign-up bonus offers on Tuesday, March 31. You can also find the best FanDuel Dinger Tuesday picks and bet on the top home run hitters.
1. Fanatics Sportsbook
Sign up now using the Fanatics Sportsbook promo code HANDLE and unlock one of the top MLB betting promos today.
- Fanatics Sportsbook Promo Code HANDLE ($200 FanCash Instantly + Profit Boost Tokens): Make a $5 wager and get $200 instantly in FanCash plus Profit Boost Tokens.
- Fanatics Sportsbook States Available: AZ, CO, CT, DC, IA, IN, KS, KY, LA, MA, MD, MI, MO, NJ, OH, PA, VA, VT, WV, WY
- Fanatics Sportsbook Promo Code HANDLE ($1,000 Bet Match): Bet on the MLB for 10 straight days. Win or lose, you get your daily wager back in FanCash, up to $100, totaling $1,000 after 10 days.
- Fanatics Sportsbook States Available: AZ, CO, CT, DC, IA, IL, IN, KS, KY, LA, MA, MD, MI, MO, NC, NJ, OH, PA, TN, VA, VT, WV, WY
- Fanatics Sportsbook NY Promo Code HANDLENY (Get $250 FanCash): Score a daily No Sweat Bet, up to $25, for 10 consecutive days in New York.
- Fanatics Sportsbook States Available: New York
- Fanatics Sportsbook NY Promo Code HANDLENY (Daily 100% Profit Boost Tokens): Claim a daily 100% Profit Boost Token for five straight days in Illinois and New York.
- Fanatics Sportsbook States Available: Illinois & New York
- Fanatics Sportsbook Promo Code HANDLE ($400 Bet-and-Get Promo): Bet $5 for four straight days and get $400 in FanCash ($100 per day), win or lose.
- Fanatics Sportsbook States Available: North Carolina & Tennessee
2. BetMGM
Don’t miss your chance to unlock one of the best MLB betting promos with the BetMGM bonus code.
- BetMGM Bonus Code SHNEWSGET ($150 Bet-and-Get Promo): Make a $10 first bet and get $150 in bonus bets if you win.
- BetMGM States Available: MI, NJ, PA, WV
- BetMGM Bonus Code HANDLETOP ($1,500 First Bet Offer): Bet on your MLB prediction today, and get your stake back in bonus bets, up to $1,500, if you lose.
- BetMGM States Available: AZ, CO, DC, IA, IL, IN, LA, KS, KY, MA, MD, MI, NC, NJ, OH, PA, TN, VA, WV, WY
- BetMGM Bonus Code SHNEWS1500 ($1,500 Deposit Match): BetMGM matches 20% of your deposit in sports bonus funds, up to $1,500. Make sure you deposit at least $7,500 to unlock the maximum $1,500 bonus.
- BetMGM States Available: AZ, CO, DC, IA, IL, IN, LA, KS, KY, MA, MD, MI, NC, NJ, OH, PA, TN, VA, WV, WY
3. DraftKings Sportsbook
Take advantage of the DraftKings promo code and secure one of the best MLB betting promos for Yankees vs. Mariners.
- DraftKings Promo Code ($200 Instantly + NCAA Tournament Profit Boost Tokens): Make a $5 bet on any MLB market and get $200 instantly in bonus bets along with a 100% Profit Boost Token for the NCAA Tournament.
- DraftKings States Available: AZ, CO, DC, IA, IL, IN, KS, KY, LA, MA, MD, MI, MO, NC, NJ, NY, OH, PA, TN, VA, VT, WV, WY
- DraftKings Arkansas Promo Code ($300 Instantly in Bonus Bets): In Arkansas, you only need to wager $5 to unlock $300 instantly in bonus bets.
- DraftKings States Available: Arkansas
4. FanDuel Sportsbook
Use one of the top MLB betting promos and unlock the FanDuel promo code for any game today.
- FanDuel Promo Code ($3,000 Bonus Bets): Claim a daily No Sweat Bet, up to $300, for 10 consecutive days.
- FanDuel States Available: AZ, CO, CT, DC, IL, IA, IN, KS, KY, LA, MA, MD, MI, MO, NC, NJ, NY, OH, PA, TN, VA, VT, WV, WY
- FanDuel Arkansas Promo Code ($300 Bet-and-Get Promo): Make a $5 wager on any market to unlock $300 in bonus bets, win or lose.
- FanDuel States Available: Arkansas
5. bet365
Click the links below to access one of the best MLB betting promos with the bet365 bonus code.
- bet365 Bonus Code (Click Here) ($365 Bet-and-Get Promo): Make a $10 wager and unlock $365 in bonus bets, win or lose.
- bet365 States Available: AZ, CO, IA, IN, KS, KY, LA, MD, MO, NC, NJ, OH, PA, TN, VA
- bet365 Bonus Code (Click Here) ($1,000 First Bet Safety Net): Bet on any MLB game today. If that bet doesn’t win, you get your stake back in bonus bets, up to $1,000.
- bet365 States Available: AZ, CO, IA, IL, IN, KS, KY, LA, MD, MO, NC, OH, TN, VA
- bet365 Bonus Code (Click Here) ($365 Bet-and-Get Promo + 50 Casino Spins): In New Jersey and Pennsylvania, you get the $365 welcome bonus along with 50 spins for bet365 Casino.
- bet365 States Available: New Jersey & Pennsylvania
- bet365 IL Bonus Code (Click Here) ($150 Bet-and-Get Promo): Make a $10 bet and get $150 in bonus bets, win or lose.
- bet365 States Available: Illinois
6. Hard Rock Bet
With the Hard Rock Bet promo code, you can score one of the best MLB betting promos in Michigan and New Jersey.
- Hard Rock Bet Promo Code (10 100% Profit Boost Tokens): Get 10 100% Profit Boost Tokens, allowing you to earn double the profit on a winning bet.
- Hard Rock Bet States Available: Michigan & New Jersey
7. Caesars Sportsbook
The Caesars Sportsbook promo code HANDLENEWSDYW offers one of the top MLB betting promos on Tuesday, March 31.
- Caesars Sportsbook Promo Code HANDLENEWSDYW (10 100% Profit Boost Tokens): Bet $1+ to instantly unlock 10 100% Profit Boost Tokens for MLB games today.
- Caesars Sportsbook States Available: AZ, CO, DC, IA, IL, IN, KS, KY, LA, MA, MO, MD, ME, MI, NC, NJ, NY, OH, PA, TN, VA, WV, WY
8. theScore Bet
Don’t miss out on one of the top MLB betting promos and secure a sign-up bonus with theScore Bet promo code SHNEWS.
- theScore Bet Promo Code SHNEWS ($1,000 First Bet Reset): Bet on any MLB game, and if you lose, theScore Bet refunds you in bonus bets, up to $1,000.
- theScore Bet States Available: AZ, CO, IA, IL, IN, KS, KY, LA, MA, MD, MO, NC, OH, TN, VA
- theScore Bet Promo Code SHNEWS ($100 Bet-and-Get Promo): Make a $10 wager and get $100 in bonus bets if you win.
- theScore Bet States Available: MI, NJ, PA, WV
How to Make Picks on MLB Games Without Sportsbook Promos
Check out the top alternative options to MLB betting promos. The following options let you make picks on MLB games without using sportsbook promos.
1. Underdog (DFS)
Use the Underdog promo code HANDLE and unlock a welcome bonus for MLB DFS picks.
- Underdog Promo Code HANDLE (Get $50 Fantasy Bonus Entries): Place a $5 lineup using MLB picks, and get $50 in fantasy bonus entries, win or lose.
- Underdog States Available: AL, AK, AR, CA, DC, FL, GA, IL, IN, KS, ME, MS, MN, NE, NM, NC, ND, OK, OR, RI, SC, SD, TX, VT, VA, UT, WI, WY
2. Kalshi
The Kalshi promo code HANDLE offers a sign-up bonus, allowing you to trade on any MLB game today.
- Kalshi Promo Code HANDLE ($10 Bonus): Trade $10 to unlock a $10 bonus for any MLB market.
- Kalshi States Available: AL, AK, AR, CA, CO, CT, DE, FL, GA, HI, ID, IN, IA, KS, KY, LA, ME, MN, MS, MO, NE, NH, NM, NY, NC, ND, OK, OR, PA, RI, SC, SD, TN, TX, UT, VT, VA, WA, WV, WI, WY, DC
3. Polymarket
With the Polymarket promo code HANDLE, you can skip the waitlist and unlock a welcome offer.
- Polymarket Promo Code HANDLE ($20 Bonus): Make a $20 deposit to unlock a $20 bonus now.
- Polymarket States Available: AL, AK, AR, CA, CO, CT, DE, FL, GA, HI, ID, IN, IA, KS, KY, LA, ME, MN, MS, MO, NE, NH, NM, NY, NC, ND, OK, OR, PA, RI, SC, SD, TN, TX, UT, VT, VA, WA, WV, WI, WY, DC
- SCCG Management. The Gambling Industry’s Global Connector. Access Here.
- Source: https://sportshandle.com/mlb-betting-promos-yankees-vs-mariners-prediction-starting-pitchers/