Get ready for a thrilling finale at the 2025 U.S. Open, where the world's top swimmers are set to clash in Austin, Texas, from December 3-6. But here's where it gets controversial: Will Gretchen Walsh's dominance in the 50 butterfly and 100 freestyle spark debates about the limits of human performance? And this is the part most people miss: The men's 200 butterfly promises an epic showdown between Olympic Champion Leon Marchand and Canadian star Ilya Kharun, but could Hubert Kos steal the spotlight with his double event strategy? As the final day unfolds, fans are in for a treat with events like the 50 butterfly, 200 backstroke, and 100 freestyle, all leading up to the 800 freestyle at 5 PM. Gretchen Walsh, fresh off a meet record in the 100 butterfly, is poised to dominate again, but keep an eye on Kate Douglass and Simone Manuel in the 100 freestyle. Summer McIntosh and Regan Smith are favorites in the 200 butterfly, with McIntosh eyeing a World Record. On the men's side, Jack Alexy, Chris Guiliano, and Patrick Sammon are set to battle in the 100 freestyle, while Guiliano's recent record-breaking performances make him one to watch. Here's a bold prediction: Could Ilya Kharun's sprint prowess in the 50 butterfly challenge Caeleb Dressel's legacy? As the prelims heat up, Phoebe Bacon and Regan Smith lead the women's 200 backstroke, while Ilya Kharun and Dare Rose set the pace in the men's 50 butterfly. With records on the line and rivalries intensifying, this U.S. Open is shaping up to be unforgettable. But what do you think—are we witnessing the rise of new swimming legends, or will established stars hold their ground? Let the debates begin in the comments!