The Action Network

The football season is here, and prediction markets give you a new way to trade on games all season long. New users can also take advantage of sign-up offers from both platforms: Check out all the details below. Polymarket Who’s it for? New Polymarket users Promo Code: TANMAX1 Polymarket lets you trade on outcomes throughout the season, along with markets across other sports, politics, economics, entertainment and more. Get set up for football season and claim the new-user offer.

The football season is here, and prediction markets give you a new way to trade on games all season long. New users can also take advantage of sign-up offers from both platforms: Check out all the details below. Polymarket Who’s it for? New Polymarket users Promo Code: TANMAX2 Polymarket lets you trade on outcomes throughout the season, along with markets across other sports, politics, economics, entertainment and more. Get set up for football season and claim the new-user offer.

An American tennis player hasn't won a Grand Slam since Andy Roddick won the US Open back in 2003. But if anyone is going to have a shot at the trophy in 2026, it's likely going to be Taylor Fritz, a veteran and one of the top ranked Americans on tour. Fritz's run will start with Darwin Blanch, an 18-year-old who's ranked outside the top 240 in the ATP rankings, in the first round. Find my US Open preview and Fritz vs Blanch prediction for Tuesday below.

Lock in the new Polymarket promo code ACTION before Marlins vs. Nationals first pitch tonight at 6:45 p.m. ET on FS1, and turn a $10 deposit into $50 of trading credit. Polymarket just raised this sign-up bonus by $30, which you now start with five times your initial deposit instead of double. Tap the module below to claim the most recently updated option amongst prediction market promos and put your credit to work on Marlins-Nationals and NFL futures markets.

New traders who sign up with Kalshi promo codeACTION trade $25 and collect a $25 bonus, and Monday night's nationally televised MLB game gives you an immediate spot to use it today. The Monday, August 31 MLB slate runs throughout the evening, but the featured matchup for this offer comes from Washington: Marlins vs. Nationals at 6:45 p.m. ET on FS1 from Nationals Park. Miami enters at 69-68, while Washington sits at 65-74 heading into the final game of the series.

An NL East matchup closes out a four-game series on Monday night, and new traders can get off to a big lead on the basepaths before first pitch. The Novig promo code ACTION turns a $10 deposit into $25 in trade credits, giving you extra room on a near coin-flip baseball game. Below you get the offer breakdown, the odds, a quick preview, and our pick for Marlins vs. Nationals at 6:45 p.m. ET on FS1.

The US Open continues on Tuesday with the final first-round matches from New York. Our staff is targeting two particular matches: Top-seeded Alexander Zverev against Lorenzo Sonego and up-and-coming superstar Rafael Jodar vs. Australia's Thanasi Kokkinakis. Continue reading below to find our US Open predictions and picks.

There are ten elite sportsbooks featuring bonus offers ahead of the latest NFL season, and the welcome value across them clears $5,000 combined. That is why it claim one or more of the available NFL betting promos ahead of Week 1 rather than after it. Wednesday, September 9 opens the season with a Super Bowl rematch in Seattle, then Thursday takes the league to Australia for the first regular-season game NFL played there. Los Angeles is +500 to win the whole thing.

New traders can use the ProphetX promo codeTANBONUS to get $20 in bonus credit ahead of today's MLB action. Place one qualifying trade of at least $10 within 30 days of account approval, and ProphetX credits the $20 bonus within 24 hours. Monday night gives you an easy place to use it. Marlins vs. Nationals gets underway from Nationals Park at 6:45 p.m. ET on FS1, giving traders a nationally televised NL East MLB matchup to target with one of today's prediction market promos.

As a regular bet365 Sportsbook user, I encourage you to sign up with our Action Network bet365 bonus code, place a $10+ first bet, and collect the $365 in guaranteed bonus bets offered to new users whenever your wager settles, no matter the result. Now is a prime time for new bettors to redeem this welcome bonus, as the US Open first round takes place on ESPN tonight, and NFL futures odds get more appealing to the eye with each passing day.