MLB Betting Preview: Pittsburgh Pirates at San Francisco Giants

Jul 30, 2025

free picks, daily free picks, best free picks

Welcome to Oskeim Sports’ Free MLB Betting Preview for Wednesday’s game between the Pittsburgh Pirates and San Francisco Giants.  Oskeim’s award-winning sports handicappers give bettors winning free picks on Wednesday’s games. Be sure to check out Oskeim’s premium sports picks for sale at the online store!

Pittsburgh Pirates at San Francisco Giants (-200)

Report: San Francisco has dropped the first two games of this series, which is notable because large MLB home favorites with immediate revenge are 831-334 SU (71.3%; +5.5% ROI) and 535-466 RL (+6.2% ROI) in early afternoon affairs, winning by an average margin of +1.7 runs per game. San Francisco falls into a very strong 1618-679 SU (70.4%; +2.1% ROI) and 1009-903 RL (+2.5% ROI) Home Favorite Run Differential System of mine that dates to 2004 and has won by an average of +1.8 runs per game. Since 2005, MLB home favorites of -130 or greater in afternoon affairs with totals of less than eight runs are 1033-580 SU (64%; +2.3% ROI) versus league opponents. San Francisco right-hander Logan Webb enters off an 8-1 loss in his last outing where he allowed six runs, which is significant in that MLB home favorites of -154 or greater with starting pitchers coming off a loss in which they allowed five or more runs are 1668-849 SU (66.3%; +2% ROI) and 1237-1272 RL (+3% ROI), including 882-437 SU (67%; +2% ROI) and 660-658 RL (+1% ROI) since 2018, winning by an average margin of +1.6 runs per game.

Since 2003, large MLB road underdogs entering off a road game in which they scored fewer than nine runs are 490-1066 SU (31.5%) with starting pitchers with an ERA of 3.81 or worse off back-to-back losses. Finally, the Pirates are enjoying a four-game winning streak, which is significant in that MLB road underdogs coming off two or more consecutive wins are 1712-2575 SU (39.9%) in Game 3 of a series.

Bonus MLB Betting Trends for Wednesday, July 30

  • Since 2008, unrested MLB underdogs of +110 or greater coming off an extra-innings affair are 191-397 SU (32.5%; -21.2% ROI) and 287-295 RL (-14.5% ROI) in the opening game of a series, losing by an average of -1.5 runs per game.
  • Since 2004, large MLB home favorites with revenge in Game 1 of a series are 884-463 SU (65.6%; +2.4% ROI) and 585-624 RL (+5% ROI), winning by an average margin of +1.4 runs per game.
  • Since 2003, large MLB home favorites with immediate revenge are 830-334 SU (71.3%; +5.5% ROI) and 535-466 RL (+6.2% ROI) in early afternoon affairs, winning by an average margin of +1.7 runs per game.

Oskeim Sports gives free College Football Picks, College Football Predictions, NFL Picks, NFL Predictions, NBA Picks, NBA Predictions, MLB Picks, MLB Predictions, NHL Picks, and NHL Predictions throughout the 2025-26 seasons. Oskeim Sports has been an industry-leading sports handicapping service since 2007. Its lead handicapper, Jeff Keim, has received 73 awards in football, basketball, baseball, and hockey, including 15 handicapping championships and 53 Top 5 finishes. Visit dily for free NBA and college basketball odds, totals, and free picks.

Join Oskeim Sports today and save 20% on your first purchase at the online store!