IM Dimitris Alexakis - GM Kacper Piorun | European Blitz Championships
GM Piorun Kacper - GM Andriasian Zaven, Blitz chess, English opening
GM Inarkiev Ernesto - GM Piorun Kacper, Catalano opening, rapid chess
GM Valery Kazakouski - GM Kacper Piorun | European Championships
GM Kacper Piorun - IM David Gavrilescu | European Championships
And that's how Kacper Piorun beat Hikaru Nakamura | Poland vs USA | Batumi Olympiad 2018
GM Piorun Kacper vs GM Zaven Andriasian
GM Andriasian Zaven - GM Piorun Kacper, Blitz chess, French defense
GM Piorun Kacper - GM Alexei Fedorov, Sicilian Taimanov, Rapid chess, PART 1
GM Piorun Kacper - GM Malakhov Vladimir, Ruy Lopez, Rapid chess, PART 1
GM Bortnyk Olexandr - GM Piorun Kacper, chess blitz, Queen's pawn, Chigorin variation
GM Kacper Piorun - GM Tomas Laurusas | Blitz chess
GM Zaven Andriasian vs GM Kacper Piorun
IM Jakub Seemann - GM Kacper Piorun | Blitz chess
GM Piorun Kacper - GM Alexei Fedorov, Sicilian Taimanov, Rapid chess, PART 2, time trouble
GM Piorun Kacper - GM Malakhov Vladimir, rapid chess, endgame, PART 2
GM Gevorg Harutjunyan - GM Kacper Piorun | Blitz chess
Round 5.1 | GM Etienne Bacrot vs GM Kacper Piorun 1/2-1/2 | FIDE World Cup 2021
GM Piorun Kacper vs GM Aravindh Chithambaram
IMP Baraż R02 (GM) Piorun Kacper (2495) - (GM) Bulski Krzysztof (2469) 1-0