Sembina, G. and Naizabayeva, L. 2025. Clustering Player Performance in Pokémon TCG Tournaments: A K-means Approach to Identifying Performance Groups Based on Wins, Losses, and Tournament Statistics. International Journal Research on Metaverse. 2, 4 (Nov. 2025), 269–291. DOI:https://doi.org/10.47738/ijrm.v2i4.38.