If both reviving healers have "fallen," it's declared a failure.
When the Fallen Celestial Marshal's health is halved, it will release "Falling Sun" and switch forms.
This is a "headcount check."
This skill cannot be evaded; it requires focusing and using eight group damage mitigation skills to withstand it—however, in the game Ring of Ouroboros, each player can only equip one stackable group damage mitigation skill.
Therefore, missing one person means a group wipe.
"Liberation Form·Fallen Celestial Marshal" is the second stage, also known as "Boxing King Form."
In the situation where "laser" and "falling ball" mechanics persist and the pace speeds up, he will teleport every three seconds to the nearest player and punch, knocking them back to the edge of the map.