Published 23 days ago
XTB KSW 121: Two legends collide for the interim heavyweight title in Liberec
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XTB KSW 121 in Liberec on September 19, 2025 promises a historic clash between Štefan Vojčák and Marcin Wójcik for the interim heavyweight title. This duel between two opposing styles—technique vs. experience—looks set to be the highlight of the night. The co-main event will see Michał Michalski take on Radosław Paczuski in a technical middleweight bout between two fighters with contrasting styles.
To remember:
- XTB KSW 121: Interim heavyweight title fight between Štefan Vojčák (undefeated since 2022) and Marcin Wójcik (22 wins in 33 fights).
- The co-main event features Michał Michalski (14 wins in 20 fights, aggressive) vs Radosław Paczuski (8 wins, more technical).
- A night defined by contrasts: technique vs. experience, aggression vs. precision.
The XTB KSW 121 event, scheduled for September 19, 2025 in Liberec, is shaping up to be a major night for MMA fans. The main event will pit two heavyweight legends against each other: Slovakian Štefan Vojčák, undefeated since 2022, and Poland’s Marcin Wójcik, boasting an impressive 22-11 record. This interim heavyweight title bout promises a technical showdown, with Vojčák’s consistency going up against Wójcik’s experience.
The co-main event won’t disappoint either, featuring a technical middleweight duel between Michał Michalski and Radosław Paczuski. Michalski, known for his aggression (14 wins in 20 fights), will face off against the more methodical Paczuski (8 wins) in a bout where contrasting styles could spring a surprise. Their clash might just steal the show from the main event.
A clash of titans in Liberec
On September 19, 2025, Liberec will host a historic showdown. Vojčák, undefeated for over three years, embodies consistency and technique, while Wójcik, with his experience and iron will, represents the perfect opponent to test his invincibility. Their interim heavyweight title fight is set to be a tactical duel where every detail will matter.
As for the co-main event, Michalski and Paczuski will bring a touch of spectacle with their contrasting styles. Michalski, deadly with his ground-and-pound, will need to watch out for Paczuski’s precision, capable of pulling off submissions. A battle where aggression meets technique, promising an intense showdown.
XTB KSW 121 is shaping up to be an emotion-packed evening, with two headline fights pitting contrasting styles and records against each other. Between Vojčák’s quest for invincibility and Wójcik’s experience, or the showdown between Michalski and Paczuski, MMA fans will have plenty to savor. Don’t miss it on September 19, 2025 in Liberec!

