A.J. Brown’s first game in a Patriots uniform ended early after the star wide receiver suffered what is believed to be a high-ankle sprain during New England’s 13-10 loss to the Seattle Seahawks on Wednesday night. Brown exited early in the third quarter and did not return, with X-rays coming back negative for a fracture. He is scheduled for an MRI on Thursday to determine the severity of the injury and how much time he could miss.

The injury occurred on a third-down incompletion when Seahawks cornerback Nehemiah Pritchett’s knee landed on the outside of Brown’s ankle as it twisted awkwardly beneath him. Brown remained on the ground for several moments, grabbing at the back of his leg before slowly making his way to the sideline and eventually the locker room. He was later seen leaving the stadium in a walking boot. Head coach Mike Vrabel offered no update on Brown’s status after the game, saying only that the receiver was unable to return.

A Costly Injury in a Marquee Debut

Brown’s arrival in New England was one of the biggest storylines of the offseason. The Patriots acquired the three-time Pro Bowler from the Philadelphia Eagles on June 1 in a trade that sent a 2028 first-round pick and a 2027 fifth-round pick to Philadelphia, a clear signal of New England’s intent to build a modern offense around quarterback Drake Maye. The move was paired with the additions of offensive lineman Alijah Vera-Tucker and wide receiver Romeo Doubs, giving Maye a retooled supporting cast heading into his second full season as the starter. Pairing Brown with an ascending young quarterback was viewed as the type of move that could immediately vault New England’s passing attack into the league’s upper tier, making his health this season a storyline that extends well beyond a single game.

Through three quarters of action in his Patriots debut, Brown showed exactly why New England prioritized adding him. He caught three passes for 26 yards and drew a 34-yard pass interference penalty on an underthrown deep ball off a flea-flicker before the injury cut his night short. High-ankle sprains typically carry multi-week recovery timelines, and with the Patriots not playing again until their home opener against the Pittsburgh Steelers on September 20, New England has a slightly longer runway than usual to make a call on Brown’s availability. Notably, Brown has feasted on Pittsburgh in his career, totaling 20 receptions for 419 yards and five touchdowns in three prior meetings.

What the Injury Means for the Betting Market

Brown’s health is now one of the more closely watched variables on the Patriots’ odds board. New England entered the season with win-total numbers hovering between 9.5 and 10.5 across sportsbooks, and the Patriots were priced as the primary threat to Buffalo in the AFC East, with some books listing New England around +125 to +130 to win the division behind the Bills as favorites. Much of that optimism was built on the idea that Brown, paired with Maye’s breakout 2025 season of more than 4,300 passing yards and 31 touchdowns, would push New England’s offense into the league’s upper tier.

An extended absence for Brown would put real pressure on that offensive outlook, particularly in the passing game. Maye’s yardage and touchdown props for the season were set with the expectation of a featured No. 1 receiver drawing consistent coverage attention, and losing that piece — even for a few weeks — shifts more of the target share toward Doubs, Hunter Henry and the running back room. History around similar situations elsewhere in the league this season has shown that markets react quickly to a No. 1 receiver going down, often trimming game totals and shortening the ceiling on the surrounding quarterback’s passing props.

The Patriots-Steelers Week 2 line, along with New England’s season-long win total and AFC East futures, are the numbers most likely to see continued movement over the next several days as more clarity emerges from Thursday’s MRI. Pittsburgh, which already has reason for confidence after a strong Week 1 showing, could see its road-underdog price shrink further if Brown is ruled out or limited for the September 20 matchup at Gillette Stadium. On the flip side, if Brown’s MRI comes back favorable and he’s able to work his way toward a Week 2 return given the extended ten-day rest window, expect the market to snap back toward its preseason expectations quickly. Until Brown’s timeline is known, oddsmakers are left pricing in uncertainty on what was supposed to be the centerpiece addition to New England’s offense, and bettors weighing Patriots futures or Maye’s weekly passing props will want to track the MRI results closely before the market fully adjusts.