MLB Prediction Market Promos: Best Welcome Offers for Tigers vs. Cubs, Any Game on July 22

Baseball fans wake up to a packed schedule on Wednesday, July 22, and the best MLB prediction market promos give new users a fast way to get in on the action. The full slate starts early, with the first game of the day at 1:05 p.m. ET, and it builds toward the only nationally televised matchup: Tigers vs. Cubs at 8 p.m. ET on ESPN. Lock in one of the best prediction market promos below before first pitch.

Prediction markets let you trade on real-world outcomes, from which team wins a single game to how the full MLB postseason race shakes out. Platforms like Polymarket, Kalshi, FanDuel Predicts, Novig, and ProphetX each hand new traders a welcome offer worth real value. The MLB prediction market apps below cover most states, and signing up takes only a few minutes.

We ranked the five best MLB prediction market promos for July 22 so you can compare bonuses side by side. Tap any offer to claim it, then load up your first trade before the Tigers vs. Cubs matchup begins.

Prediction Markets	MLB Prediction Market Promos	Sign-Up Link
Polymarket	Deposit $20, Get $50 in Bonus Funds	LABS
FanDuel Predicts	Make Any Trade, Get $25 Bonus	Click Here
Kalshi	Trade $25, Get Up to $500 Bonus	LABS
Novig	Spend $25, Get $50 in Novig Coins	BCLABS
ProphetX	Trade $10, Get $20 Bonus	LABSMAX

Best MLB Prediction Market Promos for July 22

Here’s a closer look at each of the best prediction market apps and the welcome offer attached to every account. These MLB prediction market promos change often, so grab the ones that match your state today.

Every promo works a little differently. Some reward your first deposit, while others pay you simply for placing a trade. Check the state availability in each table, then pick the MLB prediction market apps that fit where you live and how you like to trade.

1. Polymarket

Polymarket runs the largest prediction market by trading volume, and its MLB markets stay liquid all season long. New users who enter Polymarket promo code LABS and deposit $20 get $50 in bonus funds, which doubles your starting balance before you place a single trade.

The platform covers a wide list of states and keeps its interface simple, so you can find the Tigers vs. Cubs market and trade it in seconds. Use the promo below to claim your bonus.

Polymarket Promo Code	Polymarket Referral Bonus	Polymarket States Available
Polymarket Promo Code LABS	Deposit $20, Get $50 in Bonus Funds	AL, AK, AR, CA, CO, CT, DE, FL, GA, HI, ID, IN, IA, KS, KY, LA, ME, MN, MS, MO, NE, NH, NM, NJ, NY, NC, ND, OK, OR, PA, RI, SC, SD, TN, TX, UT, VT, VA, WA, WV, WI, WY, DC

2. FanDuel Predicts

FanDuel brings its trusted brand to the prediction space with FanDuel Predicts. Activate the FanDuel Predicts promo code by clicking through, making any trade, and the app hands you a $25 bonus, one of the easiest welcome offers to unlock among MLB prediction market apps.

The app currently serves a focused group of states, and FanDuel’s clean design makes it a strong pick for first-time traders. Claim the offer below before the national game.

FanDuel Predicts Promo Code	FanDuel Predicts Welcome Offer	FanDuel Predicts States Available
FanDuel Predicts Promo Code (Click Here)	Make Any Trade, Get $25 Bonus	AK, AL, CA, DE, FL, GA, HI, ID, MN, ND, NE, NM, OK, RI, SC, SD, TX, UT

3. Kalshi

Kalshi operates as a federally regulated exchange, which gives it a level of oversight that many traders value. Enter Kalshi promo code LABS, trade $25, and you can earn up to $500 in bonuses, the largest ceiling among these MLB prediction market promos.

Kalshi covers dozens of states and lists markets on everything from MLB games to season-long outcomes. Sign up through the link below to start.

Kalshi Promo Code	Kalshi Referral Bonus	Kalshi States Available
Kalshi Promo Code LABS	Trade $25, Get Up to $500 Bonus	AL, AK, AR, CA, CO, CT, DE, FL, GA, HI, ID, IN, IA, KS, KY, LA, ME, MN, MS, MO, NE, NH, NM, NJ, NY, NC, ND, OK, OR, PA, RI, SC, SD, TN, TX, UT, VT, VA, WA, WV, WI, WY, DC

4. Novig

Novig runs a peer-to-peer, no-vig model, meaning you trade against other users instead of the house. Apply Novig promo code BCLABS, spend $25, and collect $50 in Novig Coins to fuel your first markets.

The app reaches a solid mix of states, including several where other MLB prediction market apps aren’t live yet. Grab the bonus below to get started.

Novig Promo Code	Novig Sign-Up Bonus	Novig States Available
Novig Promo Code BCLABS	Spend $25, Get $50 in Novig Coins	AK, AR, FL, GA, HI, IL, IN, IA, KS, KY, ME, MA, MN, MO, NE, NH, NC, ND, OH, OK, OR, SC, SD, TX, VT, VA, DC, WI, WY

5. ProphetX

ProphetX rounds out our list of the best prediction market promos with a low barrier to entry. Enter ProphetX promo code LABSMAX, trade just $10, and get a $20 bonus, a simple two-for-one boost on your opening position.

ProphetX offers the widest state coverage on this page, so it’s often the go-to when other apps aren’t available. Use the promo below to claim your welcome offer.

ProphetX Promo Code	ProphetX Welcome Offer	ProphetX States Available
ProphetX Promo Code LABSMAX	Trade $10, Get $20 Bonus	AL, AK, AZ, AR, CA, CO, CT, DE, FL, GA, HI, ID, IL, IN, IA, KS, KY, LA, ME, MD, MA, MI, MN, MS, MO, MT, NE, NH, NJ, NM, NY, NC, ND, OH, OK, OR, PA, RI, SC, SD, TN, TX, UT, VT, VA, WA, WV, WI, WY

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Set Your Lineups Before First Pitch

Before you lock in any trade, check the day’s MLB lineups. Late scratches and rest days shift the odds, so confirming the MLB lineups gives you an edge across every market. Once lineups drop, you can build your positions for Tigers vs. Cubs and the rest of the July 22 slate.

The best MLB prediction market promos won’t last forever, so claim the offers above while they’re live. As with all MLB prediction market promos, read the terms before you opt in, compare the bonuses, confirm your state, and sign up before the 8 p.m. ET first pitch on ESPN.