№ 01Michael Lorenzen's 5.60 xERA sits well below his 7.13 ERA, suggesting his contact quality has been better than the runs allowed indicate.
№ 02Across Lorenzen's last 5 starts, his ERA in the most recent two is 1.80 versus 8.31 in the older two, pointing to an arm trending the right way.
№ 03The home side is without Brenton Doyle, Jordan Beck and Mickey Moniak on the IL, thinning a lineup that needs every bat at altitude.
№ 04The away side is missing Konnor Griffin, Oneil Cruz and Carter Gwost, removing one of the more dangerous power profiles from the road order.
№ 05Jaden Hill's 4.14 xERA sits below his 5.06 ERA, meaning the home leverage arm has pitched better than his bottom line at the back end.
§ 01The analysis
The case for the under starts with the home arm not being as bad as the line suggests. Lorenzen carries a 7.13 ERA across 70.7 innings, but his 5.60 xERA tells a softer story, and his last 5 starts split 1.80 in the most recent two against 8.31 in the older two. The injury sheets help too. Colorado is down Doyle, Beck and Moniak, and Pittsburgh is missing Cruz, Griffin and Gwost — two lineups that lose real damage on paper. Behind Lorenzen, Hill's 4.14 xERA undercuts his 5.06 ERA, hinting the late innings shouldn't be the bloodbath the surface numbers imply. The counters are real and you have to respect them. Coors Field is a 1.25 run environment at 5200 feet, the home offense is averaging 8.4 runs per game over the last week, and Jared Jones's last two starts have produced a 7.88 ERA. Lorenzen's 17.5% strikeout rate and 49.2% fastball usage into a lineup with a .353 xwOBA against fastballs is another worry. But 11.5 is a number that prices in chaos, and the underlying arms are better than billed.
§ 02The call
Take UNDER 11.5 at -106. The number bakes in full Coors mayhem, and the underlying signals on Lorenzen — a 5.60 xERA against a 7.13 ERA and a 1.80 mark over his most recent two starts — argue he is closer to passable than disastrous. Both lineups are missing real bats, and the home leverage arm has pitched better than his ERA shows. The park and the home offense's recent run-scoring are honest counters, but at 11.5 the under gets enough cushion to absorb them. Under is the side.
Final resultLOSSUnder 11.5 -106 · -106 Graded Jun 21, 2026