A Remnant Soul fights for survival in an mysterious Space. A Fight for survival against Cultivators and Beasts
[Human] used by Rank 0 and Rank 1 Cultivator
[Yellow] used by Rank 2 and Rank 3 Cultivator
[Black] used by Rank 4 Cultivator
[Spirit] used by Rank 5 Cultivator
There are sublevels which are in that order from weak to strong: Low → Mid → High → Peak