№ 01Griffin Canning carries a 6.34 ERA across 32.7 innings and a 5.03 FIP, with his composite form score sitting at -33 on the season.
№ 02Canning throws 41.5% fastballs, and Mayo has run a .402 xwOBA against fastballs across 92 plate appearances this season.
№ 03Canning has walked 17 batters across 32.7 innings for a 4.7 BB/9, putting him in the bottom tier of the league for command.
№ 04Mayo is hitting .197 on the season with a 0.65 OPS and just 7 hits in 38 at-bats over his last 10 games — a clear knock on this side.
№ 05First-pitch temperature is 84°F, and Camden Yards plays at a 1.00 home run factor for right-handed hitters this season.
§ 01The analysis
This bet is built on the pitcher, not the hitter. Griffin Canning carries a 6.34 ERA across 32.7 innings, with a 5.03 FIP and a 5.63 FIP across his most recent 5 starts. His command is a problem — 17 walks in 32.7 innings works out to a 4.7 BB/9 — and his composite form score sits at -33 on the season. The pitch-mix angle matters here. Canning throws 41.5% fastballs, and Mayo has posted a .402 xwOBA against fastballs across 92 plate appearances. Warm air at 84°F at a park that plays at a 1.00 home run factor for righties adds a small push. The counter is real. Mayo is hitting .197 with a 0.65 OPS, just 7 hits in his last 38 at-bats, and a 0.46 OPS against right-handed pitching across 135 plate appearances. Canning has also trended better recently, with a 3.60 ERA in his last two starts versus 12.15 in the two before that. Mason Miller waits in the back end at a 0.94 ERA. The price is what makes the bet, not the form line.
§ 02The call
The market is implying 35.7% on Mayo clearing 1.5 total bases at +180. That gap exists because Mayo's surface numbers are ugly enough to drag the price out, while Canning's profile — a 6.34 ERA, a 5.03 FIP, a 4.7 BB/9, and a fastball-heavy mix that fits exactly what Mayo has punished — points the other way. The against facts are acknowledged, not dismissed. At this number, the value is on the over. Play Coby Mayo OVER 1.5 Total Bases at +180.
Final resultLOSSCoby Mayo OVER 1.5 Total Bases · +180 Graded Jun 13, 2026