| 100% | RST | 3 | 18, 19 and 20 of a series |
| 62% | RST | 3 | Letters 18, 19, and 20 of the alphabet |
| 53% | MADAMIMADAM | 11 | Palindromic introduction, and a hint to the ends of 18-, 20-, 53- and 57-Across |
| 52% | DIDYOUCATCHTHAT | 15 | "Someone say something?" or a hint to the ends of 18-, 20-, 54- and 59-Across |
| 50% | CORKOCONNOR | 11 | Former small-town sheriff featured in a series of novels by William Kent Krueger, including "Iron Lake," 18-Across, and 29-Across (2 wds.) |
| 48% | DYLANDREILING | 13 | 19-Across outfielder who had a .341 season batting average and was named MVP of the 2024 Men's College World Series (2 wds.) |
| 48% | DOTDOTDOT | 9 | Indication of more to come … or a hint to a feature of three consecutive letters in 18-, 20-, 59- and 61-Across |
| 47% | BOND | 4 | ___ villain (evil mastermind from a series of novels and movies) |
| 47% | XXXX | 4 | 15-18 of a series |
| 46% | WALTLONGMIRE | 12 | Sheriff of the fictional county of Absaroka, Wyoming, who is featured in 20 books by 40-Across and a 2012-2017 television series (2 wds.) |
| 46% | IDLE | 4 | Inactive, and a homophone of 20-Across |
| 46% | KID | 3 | "Diary of a Wimpy ___" (Jeff Kinney book series and a 2010 movie) |
| 45% | SUZANNECOLLINS | 14 | "The Hunger Games" series novelist whose "The Ballad of Songbirds and Snakes" was adapted as a 2023 film starring 19-Across and 42-Across (2 wds.) |
| 45% | ZANDERSECHRIST | 14 | 19-Across pitcher who had a 3.12 season ERA and was the winning pitcher of the final game of the 2024 Men's College World Series (2 wds.) |
| 45% | EVEN | 4 | Like 18 and 20 but not 19 |
| 45% | EVEN | 4 | Like 18 and 20, but not 19 |
| 44% | BOYMEETSGIRL | 12 | Beginning of a rom-com ... or a description of 20-, 36- and 41-Across? |
| 44% | VALENTINE | 9 | End of a question begun by part of 19-, 23-, 42- and 48-Across |
| 44% | COREBUSINESS | 12 | Main focus of a company, and of the starts of 19-, 26- and 48-Across |
| 44% | FROMATOB | 8 | First leg of a journey, and a description of 20-, 30-, 38-, and 49-Across |
| 44% | TOPSY | 5 | Title twin sister in a series of children's books by Jean and Gareth Adamson |
| 43% | MARINER | 7 | Any of a series of US space probes launched between 1962 and 1971 that took photographs of Mars and Venus |
| 43% | PLAYSWITHFIRE | 13 | Tempts fate . . . or a description of 19-, 22-, and 39-Across |
| 43% | OUTSIDECAT | 10 | Feline user of a pet door, and a feature of 18-, 23-, 38-, and 50-Across? |
| 43% | SIXTEEN | 7 | Next number in a series suggested by the starts of 17-, 27-, 46- and 60-Across |
| 43% | BMWS | 4 | Autos in a series of “art cars” painted by Andy Warhol and Jenny Holzer, among others |
| 43% | ORDINAL | 7 | Number that's part of a series |
| 43% | SWEEP | 5 | Win all the games of a series |
| 43% | ETC | 3 | Letters at the end of a series |
| 43% | BREAKFAST | 9 | Part of a morning routine ... or a literal hint to 18-, 22-, 35- and 49-Across |