BKS Stal Bielsko-Biala and Goral Zywiec fans clashed on the pitch at Bielsko-Biala’s Municipal Stadium before their sides’ match on Sunday.
A few minutes before kick-off, several Goral Zywiec fans invaded the pitch and ran towards their BKS Stal counterparts. BKS Stal fans also came on to the pitch and clashed with their opponents.
Riot police had to intervene to separate the two sets of fans.
After a 25-minute delay, the game eventually started.
Two fans were arrested after the match, according to local media reports.