Championship Series - Pokémon

championship seriesCHAMPIONSHIP SERIES FAQ’S. EVENT COVERAGE BLOG . Mar 29 March 29 - March 30. Yu-Gi-Oh! Championship Series Buenos Aires, Argentina 2025 Apr 5 April 5 - April 6. Yu-Gi-Oh!Championship Series (BCS) is an officially sanctioned tournament series held annually across more than 25 locations. Thousands of players gather to face off in heart-racing games