These clubs have split the first two games of the series. Last night the Athletics rolled to a 6-1 win with Brent Rooker and Shea Langeliers going yard to pace the attack. Luis Severino allowed one run over five innings to gain his fifth win of the season.

The Seattle Mariners (57-51) and the A's (47-63) wrap up a 3-game series Wednesday. First pitch from Sutter Health Park in West Sacramento is scheduled for 10:05 p.m. ET (MLB Network). Let's analyze BetMGM Sportsbook's MLB odds around the Mariners vs. A's odds and make our expert MLB picks and predictions for the best bets.