The Afternoon power system play is on Seattle. Game 918 at 3:40 eastern. The Mariners are 15-0 as a favorite of -130 or more when they are facing a pitcher with an Era of 3.85 or higher. Griffin for Texas has a 4.50 era. Walker for Seattle has better current form and the Mariners fit a powerful system here today that plays on certain home favorites off a home favored loss by 5+ runs that scored 4 or less runs and had 4 or less hits, vs an opponent off a road dog win by 5+ runs that had 10+ hits and an error. This system has cashed 17 of 21 times. Look for the Mariners to get a little revenge here.