The floating holographic screens around Myriad Spirits Enlightenment Island were broadcasting the encounters between the contestants.
Although there were ten thousand contestants, it seemed like a lot, but in reality, once they were dropped into the vast competition area, the chances of them meeting each other were very slim. Otherwise, they wouldn't need to rely on the guidance of their wristbands.
That's why.
The "encounter scenes" being shown on the screen were only about a dozen.