- № 01Merrill Kelly is running a 5.46 ERA across 64.3 innings, and his 7.19 xERA suggests the contact he's allowing has been even louder than the surface line shows.
- № 02Kelly's last two starts have produced a 7.36 ERA versus 3.46 in the older two starts of the window, so he is trending the wrong way heading in.
- № 03Kelly has walked 27 batters for a 3.8 BB/9, command that sits in the bottom tier of the league and opens extra-base lanes through free passes and hitter's counts.
- № 04Chase Field carries a 1.06 run environment this season, which adds a small but real lift to total-base props in this venue.
- № 05The clearest counter is Guzman's 0.59 OPS in 22 plate appearances against right-handed pitching, but Kelly's 12.7% strikeout rate at least keeps the ball in play.
Baseball · MLB ·
Los Angeles Angels vs Arizona Diamondbacks
§ 01The analysis
The case for Guzman over 1.5 total bases is built on the arm he's facing more than the bat itself. Merrill Kelly's 5.46 ERA already looks rough, and his 7.19 xERA and 5.81 FIP both argue the underlying contact quality has been worse than the runs allowed. The recent window backs that up — his last two starts sit at a 7.36 ERA versus 3.46 in the older two of his last five, with a 5.66 FIP across 29.3 innings in that span and a composite form score of -27. He's also walking 3.8 per nine, which gives hitters extra fastball counts and extra at-bats. Chase Field's 1.06 run environment nudges the over side as well. The honest pushback is Guzman himself — a .231 average on the season, a 0.50 OPS, and a 0.59 OPS in 22 plate appearances against right-handers. That's why the price is +150. The bet is that a worsening Kelly, in a slight hitter's park, gives even a cold bat enough room to clear two bases on one swing or a double-single combo.
§ 02The call
Take Denzer Guzman over 1.5 total bases at +150. The lean here is the pitcher, not the hitter. Kelly's 5.46 ERA, 7.19 xERA, and 5.81 FIP all line up, his last two starts have spiked to a 7.36 ERA, and the 3.8 BB/9 command keeps him in hitter's counts. Chase Field's 1.06 run environment adds a small park bump. Guzman's platoon split is the real risk and it's priced in. At plus money against a worsening starter in a friendly park, this is the side worth taking.