https://www.elfutbolero.us/competitions/CONCACAFs-project-to-expand-the-CONCACAF-Champions-League-to-50-teams-20210916-0018.html - This appears to be where the rules were taken from. https://www.mlssoccer.com/news/concacaf-announces-expanded-champions-league-starting-in-2024 - This is the actual new tournament settings. https://www.concacaf.com/en/champions-league/news/mls-liga-mx-announce-details-for-2023-leagues-cup/ - With confirmation here about how the new Leagues Cup works and feeds into this new set up