Cleveland Guardians vs. Seattle Mariners MLB Pick Prediction by Tony T.

Guardians at Mariners 9:45PM ET—Gavin Williams will start for Cleveland. Williams had 31 starts in 2025 posting an ERA of 3.06 and WHIP of 1.27. The right hander struck out 24.6% with 11.8% walks. Ground balls were 44.7% with 1.23 home runs per nine innings. George Kirby gets the start for Seattle. Kirby started 23 games delivering an ERA of 4.21 with WHIP of 1.19. The right hander fanned 26.1% with 5.5% walks. Ground ball rate of 44.1% with 1.07 home runs per nine innings.