VSaikyo 5 is an Apex Legends tournament to be held in April, 2023. There will be 20 teams of 3 players competing to win, and all participants must be virtual Youtubers. If the winning team has at least one player of the three representing Hololive Production, this market will resolve to YES.

Hololive Production includes all branches of Vtubers at Cover corp for the purposes of this question, including Hololive, Holostars, and other branches.

For reference: https://liquipedia.net/apexlegends/Vtuber_Most_Cooperatitive_Tournament/5