Karolina Muchova stunned second seed Aryna Sabalenka in a three-set battle on Thursday to reach the 2023 French Open final. The Czech defeated the Belarusian 7-6(5), 6-7(5), 7-5 in what can only be described as the most thrilling women's singles match of the tournament so far.Muchova, a former member of the top 20 who is currently the World No.43, saved a match point after trailing 5-2 in the third set before defeating the reigning Australian Open champion. In the process, she recorded her best ever performance at a Grand Slam tournament.The 26-year-old leveled her head-to-head with Sabalenka with a 3-hour and 13-minute victory, which finds itself among the 20 longest matches of the 2023 season.wta@WTAKÁJA BELIEVE IT In one of the matches of the year, @karomuchova7 knocks off No.2 seed Sabalenka 7-6(5), 6-7(5), 7-5 in Paris to reach her FIRST career Grand Slam final!#RolandGarros1956278KÁJA BELIEVE IT 😮In one of the matches of the year, 🇨🇿 @karomuchova7 knocks off No.2 seed Sabalenka 7-6(5), 6-7(5), 7-5 in Paris to reach her FIRST career Grand Slam final!#RolandGarros https://t.co/EDk3fYqTHETennis fans were taken aback by the incident and took to Twitter to express their feelings. One user stated that they are still struggling to process Muchova's victory, and wrote:"Karolina Muchova is a Grand Slam finalist! I’m struggling to process how it happened, but here’s what happened: She’s the first player this year to beat Aryna Sabalenka at a slam, saving a MP & coming back from 2-5 down in the decider to win an epic 7-6, 6-7, 7-5. Wow wow wow."The Tennis Podcast@TennisPodcastKarolina Muchova is a Grand Slam finalist!I’m struggling to process how it happened, but here’s what happened: She’s the first player this year to beat Aryna Sabalenka at a slam, saving a MP & coming back from 2-5 down in the decider to win an epic 7-6, 6-7, 7-5.Wow wow wow76551Karolina Muchova is a Grand Slam finalist!I’m struggling to process how it happened, but here’s what happened: She’s the first player this year to beat Aryna Sabalenka at a slam, saving a MP & coming back from 2-5 down in the decider to win an epic 7-6, 6-7, 7-5.Wow wow wowAnother user stated that this match was a firm response to the constant criticism leveled at the women's matches' three-set format."Please stick a pin in this match and mark it 'response to endless criticism of Women's tennis and the 3 set format'. 3 hours of world class sport," the user tweeted.Richard Livings@want_away@TennisPodcast Please stick a pin in this match and mark it ‘response to endless criticism of Womens tennis and the 3 set format’ 3 hours of world class sport.13@TennisPodcast Please stick a pin in this match and mark it ‘response to endless criticism of Womens tennis and the 3 set format’ 3 hours of world class sport.Here are a few more reactions from fans to Karolina Muchova reaching the French Open title bout:random00b@random00b@TennisPodcast WTF just happened?!!! I started eating my omelet at 2-5, 0-30 and came back after eating the omelet to 6-5, 30-0!!! Gonna have to rewatch the last 25 min. on replay.4@TennisPodcast WTF just happened?!!! I started eating my omelet at 2-5, 0-30 and came back after eating the omelet to 6-5, 30-0!!! Gonna have to rewatch the last 25 min. on replay.rbj@rodjames222@TennisPodcast Choke of the year, possibly decade.21@TennisPodcast Choke of the year, possibly decade.Sofia Ayala M Galvão@SofiaMGalvao@TennisPodcast Match of the tournament and there were plenty that were good. I'm very very happy.1@TennisPodcast Match of the tournament and there were plenty that were good. I'm very very happy.Eileen Moore 🇮🇪@Elaineheyworth@TennisPodcast I switched off when it got to 5-2 because I was supposed to be working So thrilled for Karolina!!3@TennisPodcast I switched off when it got to 5-2 because I was supposed to be working 😭😭😭😭 So thrilled for Karolina!!Sure Gurung@GurungSureThe GREATEST sporting achievement of the last 2 years by a country-mile as you have just beaten Putin/Belarus. Many congrats to Buchova and to honour this, it's Guinness time for me. twitter.com/tennispodcast/…The Tennis Podcast@TennisPodcastKarolina Muchova is a Grand Slam finalist!I’m struggling to process how it happened, but here’s what happened: She’s the first player this year to beat Aryna Sabalenka at a slam, saving a MP & coming back from 2-5 down in the decider to win an epic 7-6, 6-7, 7-5.Wow wow wow154Karolina Muchova is a Grand Slam finalist!I’m struggling to process how it happened, but here’s what happened: She’s the first player this year to beat Aryna Sabalenka at a slam, saving a MP & coming back from 2-5 down in the decider to win an epic 7-6, 6-7, 7-5.Wow wow wowThe GREATEST sporting achievement of the last 2 years by a country-mile as you have just beaten Putin/Belarus. Many congrats to Buchova and to honour this, it's Guinness time for me. twitter.com/tennispodcast/… https://t.co/6ApBOdw5bjeseose@eseosegiftStill in disbelief 🤨 twitter.com/TennisPodcast/…The Tennis Podcast@TennisPodcastKarolina Muchova is a Grand Slam finalist!I’m struggling to process how it happened, but here’s what happened: She’s the first player this year to beat Aryna Sabalenka at a slam, saving a MP & coming back from 2-5 down in the decider to win an epic 7-6, 6-7, 7-5.Wow wow wow154Karolina Muchova is a Grand Slam finalist!I’m struggling to process how it happened, but here’s what happened: She’s the first player this year to beat Aryna Sabalenka at a slam, saving a MP & coming back from 2-5 down in the decider to win an epic 7-6, 6-7, 7-5.Wow wow wowStill in disbelief 🤨 twitter.com/TennisPodcast/…Tap Mocats@TMocats@WTA @karomuchova7 @rolandgarros What an incredible match. Thank you to both players … very well done. Cannot say enough good things about both players. The work mental and physical really showed today. Congratulations to Muchova, great win21@WTA @karomuchova7 @rolandgarros What an incredible match. Thank you to both players … very well done. Cannot say enough good things about both players. The work mental and physical really showed today. Congratulations to Muchova, great winKay Brooks@kaybrooks41@WTA @karomuchova7 @rolandgarros Gotta be THE match of the year3@WTA @karomuchova7 @rolandgarros Gotta be THE match of the year"I’m just trying to play my game; we work on it and I’m glad it worked so well" - Karolina MuchovaKarolina Muchova in action at the 2023 French Open - Day Twelve.Karolina Muchova asserted in her on-court interview that her secret to success was keeping herself grounded despite people praising her incredible game."I’ve heard people tell me [my game is incredible]. I don’t want to hear it or get it into my head too much and become cocky. I’m just trying to play my game; we work on it and I’m glad it worked so well," she said.Muchova added:"Look around. It’s easy [to stay composed and motivated] in this beautiful stadium with so many people watching. It goes nicely with everyone. I hear my name and people cheering for me when I go for my towel. It’s an incredible feeling."The Czech will now lock horns with the winner of the second semifinal between Iga Swiatek and Beatriz Haddad Maia in the final.