C284 One Victory and One Defeat
If you win one match, you'll be promoted, but no one's willing to be promoted. The more people advanced to the top 32 qualifiers, the more people would compete for the 22 spots. Besides, everyone had to do their best to get the 10 seeded contestants' spots.
Therefore, even if there were less than 500 people, even if they did not use all their trump cards, they could still see their true strength