Arizona's Zac Gallen (4-2, 3.62 ERA) has regressed to the mean of late with a 7.31 ERA in his past three starts. He is 1-4 with a 5.50 ERA in seven career starts vs. the Giants and was 0-3 with an 8.27 ERA over four starts last year against them. The Snakes also are giving a few regulars off in this getaway game. It's a bullpen game for the Giants, starting with John Brebbia and then Sam Long -- both have been good overall. Brebbia has yet to allow a home run against the 155 batters he has faced this season. Since the start of 2020, the Giants have gone 16-2 against Arizona at Oracle Park, averaging 6.34 runs per game and posting a +56 run differential.