Power levels

This will be the power levels that wil stick with this story. From weakest to strongest

____________________

[Low-Level-Soul]<------->[Low-Class-Devil]

[Middle-Level-Soul]<------->[middle-class -devil ]

[High-level-Soul ]<----->[High-Class-Devil ]

[ultimate-level-soul ]<---------------------------------->>>

[ultimate-class-devil ]

[king-level-soul ]<---------->[king-class-devil ]

[God-Level-soul]<---------->[Super-Class-Devil]

[GodKing-Level-Soul<--------------------------->>>>>

[EvilKing-Class-Devil]