Buse’s recent trouble has been getting his service games settled: against Halys and Bergs, improvement came, but it never became sustained pressure. Vienna is also his first indoor-hard singles appearance of the season.

Mannarino’s compact, early contact should leave Buse less time to set up his forehand. Two qualifying wins have already given Mannarino a feel for the venue, and his recent wins over Cobolli and Rublev show the form is not limited to qualifying.

Under 22.5 games at 1.905 is the play. The line allows for two controlled sets without requiring a pair of routs or immaculate service holds; the price is worth taking on that route to a shorter match.

The caution is Mannarino’s uneven level and demanding schedule. Buse has a Winston-Salem title on hard courts, and his preparation break may have helped, but there is no intervening singles match to confirm a reset.

Basel has already supplied Kovacevic with useful rhythm: he held throughout both qualifying matches before losing two tie-breaks to Giovanni Mpetshi Perricard. Tsitsipas called his serving exceptional in Almaty, a better guide to his threat than the defeat alone.

Shelton is still the more dangerous attacker, but autumn has been less tidy: against Arthur Gea, he recovered ground and found promising positions without making either last. A routine separation looks less certain, not impossible.

At 2.069, Over 23.5 games appeals because Kovacevic’s serve can keep the contest extended. The case needs a long two-set match or Kovacevic taking a set and forcing a decider; one tie-break set followed by 6-4 is only 23 games, so close-looking is not enough.

Shelton’s class remains the danger, especially if Kovacevic’s limited return threat lets him settle into his service games. The line is demanding, so this is a medium-confidence stake; there is no need to assume Shelton is still carrying a shoulder problem that has not been established for Basel.

Khachanov’s serve has been a reliable way to stay in matches, and indoors he can make Alcaraz work for every break. Over 22.5 games does not require Khachanov to win: it asks him to keep the sets close while Alcaraz is still looking for repeatable match rhythm.

Against Bublik, Khachanov held firm as the match turned into a sequence of service holds; his pressure serving and decisive shots have carried him through tight finishes. His previous Vienna final is another reason to trust his comfort in these conditions.

Alcaraz is the stronger all-round player, but his Tokyo title followed some adjustments, and Bergs later stopped him controlling the serve-return exchanges. A tie-break and a 6-4 set would already clear the line, so 2.088 looks worth taking; there is no need to price in a decider.

The concern is Khachanov’s service pressure against Macháč: Alcaraz’s return and variation could turn that into a short match. Still, no new injury is reported, and the four-calendar-day gap after Almaty makes a fatigue-driven collapse a thin reason to oppose the total.

Paolini’s recent trouble has not been limited to losing close finishes: against Jovic, backhand errors and shaky service let an early advantage slip; against Kartal, a promising start became a long loss of control. Osaka’s first-strike game gives her a way to press those weak points before Paolini can settle into longer rallies.

Osaka showed real quality in Beijing, serving through pressure and making Muchova work hard to finish the match. She has not always protected a lead cleanly, but this is a case for her containing Paolini over two sets, not for an effortless rout.

Under 20.5 games at 1.932 looks better than fair given how often Paolini’s execution has deserted her. Two 6-4 sets would be enough; there is no need to price in a blowout.

The concern is Osaka’s three-week break from competition and her uneven closing of matches. Paolini can still fight back through her return game, so the foot issue is not part of the case, nor is any assumption about unusually fast conditions.

Neumayer’s qualifying run gives this match more substance than a home-court story. Against Droguet, he recovered from a tie-break deficit, stayed patient after missed chances and used angles to take control; that is useful evidence, not just a good feeling about the venue.

Mensik’s serve and first strike may keep those rallies short, but his recent matches have also included loose moments at key transitions. After recovering against Bublik, he let an early tie-break advantage slip against Gea, so a routine dismissal is not the only sensible reading.

Over 20.5 games at 1.87 appeals because the line seems to discount Neumayer’s immediate preparation and ability to resist. The price does not require an upset or a decider: 7-5, 6-3 would get there, and Neumayer has already shown he can compete at this venue without any reported physical distress.

The concern is plain enough: Mensik’s serve and first attacking ball could deny Neumayer the time to build his rally game. That keeps this at medium confidence, not a call to start rearranging the furniture.

Struff gave Bergs a real problem, saving all five break points and serving well when the pressure rose. Fils, meanwhile, let Michelsen back into a match he was serving out, then needed an extended tie-break to finish; the closing wobble has appeared before.

Over 21.5 at 1.77 is appealing because the line does not require a decider: 7-6, 6-3 gets there. Struff’s pressure-point serving and Fils’ uneven work closing out advantages make a tight set or two feel likelier than a routine win.

The court is very slow by Fils’ account, which is the main caution: he may get enough returns in play to blunt Struff’s first strike and take control from the baseline. That could leave the match short, but the price is worth taking without assuming the indoor conditions will hand Struff easy holds.

Kawa’s 7-5, 6-2 win over Belinda Bencic gives this match a more useful read than Rybakina’s abbreviated opener against an injured Polina Kudermetova. Kawa missed her first chance to serve out the set, then stayed brave and finished strongly; Rybakina has yet to be tested over a full match in Ningbo.

Over 17.5 games at 1.946 asks for resistance, not an upset. Even a 6-3, 6-3 Rybakina win clears the line, and her Beijing match showed she can struggle to hold onto control; her recent foot concern also remains unresolved.

The price is appealing because a routine demolition asks more of Rybakina than her current evidence supports. The risk is Kawa’s second serve: she hit nine double faults against Bencic and fourteen against Daria Snigur, giving Rybakina’s aggressive return a clear route to shorten the match.

Brussels is asking whether Goffin’s comeback was a reset or one good finish. Against Bertola, he started badly, faced 11 break points and needed more than two hours; the sharper close was real, but it was still only one match.

At 35, Goffin must play again the following afternoon after an injury-disrupted season. No fresh injury is reported, but the turnaround raises a recovery question; Michelsen has had more rest and imposed himself aggressively in his opener.

Under 19.5 games at 1.88 appeals because the price gives too much credit to Goffin carrying that late level into a harder assignment. Michelsen’s return pressure could deny him the settled baseline exchanges he needed to recover, and I expect a straight-sets win with enough separation to stay below 20 games.

The risks are real: Goffin feels freer after surviving the opener, and the home crowd can help him. Michelsen has struggled to finish promising positions, but against stronger opponents; his win over inexperienced Guerrieri is no template either.

Bencic took the first set against Ostapenko, but the retirement left her improvement untested over a full match; she had already faced six break points. Kawa’s completed comeback against Snigur carries more weight than her retirement-assisted qualifying wins: she repeatedly reclaimed the initiative with proactive returns and attacking forehands.

Bencic’s recent issue has been sustaining pressure when momentum turns, not simply finding a good spell. Kawa has shown she can make those turns matter, which gives Over 18.5 games a credible path without needing her to win.

At 2.101, the price is worth taking for a modest line: even 6-4, 6-3 gets there. I don’t need to ask this match to become a long contest.

The caution is Kawa’s unstable serve—she hit 14 double faults in the opener—and Bencic’s clear hard-court class advantage. Those cap confidence, but a consistently one-sided Bencic performance is not the only reasonable read.

Jacquet’s more relaxed service motion gives him a better chance of staying in the points. His win over Darderi offered stronger evidence of the improvement than the Rune result: he returned aggressively, kept his nerve and finished forward.

Nakashima served effectively in his Lyon opener, but his recent return pressure against opponents serving freely has been less convincing. Jacquet’s home support should help him keep his attacking intent.

At odds of 2, Over 23.5 games has a credible path if Jacquet makes Nakashima work for the match. This needs more than a few holds: 7-6, 6-4 still falls short, so particularly close sets or a decider are needed.

The main risk is Jacquet’s reported hypoglycaemic episode against Berrettini; whether it has fully resolved is unknown. He completed that match, and both players have a day between their openers and this meeting, but the concern is real enough to keep the confidence measured.