powerlevels:
Tier 1 (lowest)
Tier 2
Tier 3
..
Tier 9 (being the peak a human could achieve until now )
Advancement to a higher tier is linked to a longer life expectancy
For each level up
E Rank Class: get
+2 in all stats
Mana: +20
Unassigned Stats: +2
F Rank Class:
+3 in all stats
Mana: +30
Unassigned Stats: +4
D Rank Class:
+5 in all stats
Mana: +50
Unassigned Stats: +6
C Rank Class:
+7 in all stats
Mana: +70
Unassigned Stats: +8
B Rank Class:
+10 in all stats
Mana: +100
Unassigned Stats: +10
A Rank Class:
+12 in all stats
Mana: +150
Unassigned Stats: +12
S Rank Class:
+15 in all stats
Mana: +200
Unassigned Stats: +14
SS Rank Class:
+20 in all stats
Mana: +250
Unassigned Stats: +16
SSS Rank Class:
+25in all stats
Mana: +300
Unassigned Stats: +18
God Rank Class:
+40 in all stats
Mana: +500
Unassigned Stats: +20