PSA: MSI play-in stage schedule has changed due to Vietnamese national mourning on May 3rd and 4th. Therefore, there will be 8 games per day on May 1st and May 5th instead of 6 games.

https://www.reddit.com/r/leagueoflegends/comments/bim07d/psa_msi_playin_stage_schedule_has_changed_due_to/?utm_source=share&utm_medium=web2x