The following phases make up one Round of Battle Tower.
| Preparation phase | 16:00 Wednesday to 15:59 Sunday (PST) |
| Match-making phase | 16:00 Sunday to 19:59 Sunday (PST) |
| 1st day of Battle | 20:00 Sun to 6:59 Monday (PST) |
| 2nd day of Battle | 7:00 Monday to 6:59 Tuesday (PST) |
| 3rd day of Battle | 7:00 Tuesday to 6:59 Wednesday (PST) |
| Results calculation phase | 7:00 Wednesday to 16:59 Wednesday (PST) |