Thursday’s MLB slate is loaded with strikeout upside, and three starts stand out above the rest for prop bettors willing to dig into matchups and recent form. Two aces are going head-to-head in Seattle, while a hard-throwing rookie lefty on the South Side offers a completely different kind of edge — betting the under.

These three plays lean on real, verifiable trends: home/road splits, opposing lineup strikeout rates, and workload limits that sportsbooks sometimes underprice. Here’s the breakdown on each.

Jacob deGrom Over 6.5 Strikeouts Looks Shaky on the Road

Jacob deGrom and the Texas Rangers head to Seattle to face Logan Gilbert and the Mariners, and books have set deGrom’s strikeout total at 6.5 (-111 for the over). On the surface, that looks like an easy over — deGrom is averaging 6.4 strikeouts per game across 27 starts this season, and his career pedigree still commands respect.

But the road splits tell a different story. Away from Globe Life Field this season, deGrom has been a completely different pitcher: a 5.86 ERA and a bloated 1.46 WHIP on the road compared to a sharp 2.46 ERA and 0.85 WHIP at home. His strikeout-per-nine rate also dips on the road (10.1 K/9 away vs. 11.5 K/9 at home), and he’s allowed a .273 batting average against away from Arlington.

Add in a Mariners lineup that isn’t an easy strikeout matchup and the raw talent gap that made deGrom a lock in years past, and this over feels tighter than the -111 price suggests. This is the one pick on this list worth treating with real caution — a live under angle if you check the line closer to first pitch.

Logan Gilbert’s Over 6.5 Ks Is the Safer Bet in This Same Game

On the other side of that Rangers-Mariners matchup, Logan Gilbert offers a much cleaner path to the over. Gilbert is sitting at roughly 6.3 strikeouts per game this season with a strikeout rate near 26.6%, and he gets a Rangers lineup that has posted a K rate in the 22-23% range against right-handed pitching — exactly Gilbert’s throwing hand.

Gilbert’s season-long K/9 sits at 9.60, and he’s racked up 176 strikeouts on the year, tied for sixth in the American League. He’s also been durable, working deep into starts consistently, which matters for a strikeout prop — the more batters he sees, the more chances he gets to push past 6.5. With the over priced at even money (+100), this is the more comfortable side of the deGrom-Gilbert pairing tonight.

If you’re shopping live MLB odds before locking this in, keep an eye on any late lineup news out of Texas — but as of this write-up, nothing threatens Gilbert’s matchup against a Rangers order that chases strikeouts against right-handers more than you’d like if you’re in their dugout.

Hagen Smith Under 2.5 Strikeouts Bets on a Short Leash

This is the most interesting angle on the board today, and it has nothing to do with talent — Hagen Smith has been nothing short of dominant in his rookie season, posting a minuscule 0.56 ERA and 23 strikeouts across 16 innings over 10 relief appearances for the White Sox. If this were a normal start with a normal workload, betting his under would look foolish.

But Thursday is Smith’s first career MLB start after exclusively working out of the bullpen, and Chicago has already signaled they plan to be careful with him — he’s thrown fewer than 40 pitches in each of his last three outings, and the expectation is Luis Castillo will work in bulk relief once Smith exits. A pitcher making his first start off a reliever’s workload, on a tight pitch count, simply isn’t going to see enough hitters to rack up a big strikeout total, no matter how nasty his stuff is.

Books have Smith’s strikeout total at 2.5, priced right around -108/-118 depending on the book. Given the near-certainty of an abbreviated outing, the under is the smarter side of a number that’s really more about innings management than about swing-and-miss stuff.

Today’s Edge

All three of these props hinge on situational factors that go beyond the box score — road splits, opposing lineup tendencies, and bullpen usage plans. Here’s the full rundown:

Check your book for final lines before betting, since prop numbers can shift right up to first pitch.