San Francisco Giants vs Seattle Mariners Starting Lineup — Friday, Jul 17, 2026

San Francisco has only a handful of prior looks at Bryce Miller. Jung Hoo Lee has the best line, going 2-for-3 with a .667 average and 2.000 OPS, while Willy Adames is 2-for-5 in 6 PA with a .400 average and .900 OPS. Rafael Devers has seen Miller the most, going 1-for-5 in 9 PA with a .200 average and .644 OPS, while Luis Arraez and Heliot Ramos are both hitless, with Arraez 0-for-3 with a .000 OPS and Ramos 0-for-3 with a .000 OPS. Bryce Eldridge, Casey Schmitt, Drew Gilbert, and Drew Cavanaugh have no MLB history vs Miller.

Seattle has even less established history against Landen Roupp. Josh Naylor owns the lone hit in the group at 1-for-2 with a .500 average and 1.000 OPS, while Randy Arozarena is hitless at 0-for-2 with a .000 OPS. Cal Raleigh has 1 PA against Roupp and drew a walk, and Luke Raley also has 1 PA and drew a walk. J.P. Crawford, Dominic Canzone, Cole Young, Victor Robles, and Colt Emerson have no MLB history vs Roupp.

The Giants bring more familiar bats into this matchup, with several hitters logging multiple at-bats against Miller. Seattle’s lineup is far less experienced against Roupp, with only a few brief prior meetings on the board.