№ 01Matthew Liberatore brings a 5.72 xERA across 77.7 innings to Truist Park, the loudest red flag in this matchup and the anchor of the over case
№ 02Martín Pérez owns a 3.00 ERA but a 4.04 xERA, a 1.04-run gap that flags his run prevention as due to regress
№ 03Liberatore's last 5 starts split sharply: a 2.79 ERA in the earlier outings against a 14.14 ERA in the most recent ones, with a 5.26 FIP underneath
№ 04Pérez throws 59.5% fastballs into a lineup with a .349 xwOBA against fastballs over 1739 plate appearances, with first pitch at 91°F and 1050 feet of elevation
№ 05Risk: both offenses have been ice-cold over the last 7 days, the home side averaging 2.6 runs per game and the away side just 2.0
§ 01The analysis
The case for the over starts on the mound, where Matthew Liberatore is carrying a 5.72 xERA across 77.7 innings and a 5.26 FIP that says the underlying stuff has been even worse than the line. His last 5 starts tell the same story in a louder voice, a 2.79 ERA in the earlier outings ballooning to a 14.14 ERA in the most recent ones, with swinging-strike and K stuff trending down on the season. Martín Pérez has been running a 3.00 ERA on a 4.04 xERA, a 1.04-run gap pointing toward regression, and he's leaning on fastballs 59.5% of the time into a lineup posting a .349 xwOBA against fastballs across 1739 plate appearances. Liberatore mirrors the problem from the other side at 46.9% fastballs into a .348 xwOBA group over 1774 plate appearances. Truist Park sits at 1050 feet of elevation with a 91°F first-pitch temperature, both pushing carry. The honest risk: both offenses have gone cold over the last 7 days, the home side at 2.6 runs per game and the away side at 2.0, and Raisel Iglesias has been locking late innings at a 1.37 ERA.
§ 02The call
Two starters with xERAs in the 4s and 5s, a fastball-heavy approach from Pérez into a lineup that punishes fastballs, Liberatore's recent 14.14 ERA stretch, and a warm night at 1050 feet of elevation all push the same direction. The cold-bat trend over the last 7 days and Iglesias waiting in the ninth at a 1.37 ERA are real, and they're the reason this isn't priced higher than -115. The pitching profiles still carry the day to the over 9.
Final resultLOSSOver 9 -115 · -115 Graded Jul 1, 2026