First there is a system that show stats as follow :
[ Name : ??? Age : ???
Gender : ???
Bloodline : ??? (can influence trait/talent, special skills and sometimes unique skills)
Class : ??? Level : ??? Rank : ???
Title : ???
Strength : ??? Vitality : ???
Agility : ??? Dexterity : ???
Magic : ??? Intelligence : ???
Trait / Talent : ??? (Let's say it's passive skills for now)
Unique skills : ??? (skills specific to one entity no other can have them)
Special skills : ??? (those are class skills)
skills : ??? (everyone can have those skills)]
[ Skill name : ??? Rank : ???
Element / Type : ??? / ???
Description : ??? ]
Secondly there is the rank system from the humans :
Rank G is equal to ordinary humans (ordinary humans have around 10 points in each stats, from start to next rank)
Rank F is equal to ten ordinary humans (around 100 points in each stats, generally above level 50)
Rank E is equal to ten Rank F humans (around 1000 points in each stats, generally above level 75)
Rank D is equal to hundred Rank E humans (around 100k points in each stats, generally above level 100)
Rank C is equal to five Rank D humans (around 500k points in each stats, generally above level 150)
Rank B is equal to two Rank C humans (around 1M points in each stats, generally above level 170)
Rank A is equal to ten Rank B humans (around 10M points in each stats, generally above level 300)
Rank S is equal to ten Rank A humans (around 100M points in each stats, generally above level 400)
Rank SS is equal to ten Rank S humans (around 1billion points in each stats, generally above level 500)
Rank SSS is equal to one thousand Rank SS humans (around 1trillion points in each stats, generally above level 700)
Rank EX is equal to one thousand Rank SSS humans (around 1quadrillion points in each stats, generally above level 900)
Every hundred thousand point of stat there will be change in the display, exemple :
Rank : E => Rank : D
Strength : 99999 Vitality : 99999 => Strength : 100 RE Vitality : 100 RE
Agility : 99999 Dexterity : 99999 => Agility : 100 RE Dexterity : 100 RE
Magic : 99999 Intelligence : 99999 => Magic : 100 RE Intelligence : 100 RE
Rank : A => Rank : S
Strength : 99999 RE Vitality : 99999 RE => Strength : 10 RA Vitality : 10 RA
Agility : 99999 RE Dexterity : 99999 RE => Agility : 10 RA Dexterity : 10 RA
Magic : 99999 RE Intelligence : 99999 RE => Magic : 10 RA Intelligence : 10 RA
Rank : S => Rank : SS
Strength : 99 RA Vitality : 99 RA => Strength : 10 RS Vitality : 10 RS
Agility : 99 RA Dexterity : 99 RA => Agility : 10 RS Dexterity : 10 RS
Magic : 99 RA Intelligence : 99 RA => Magic : 10 RS Intelligence : 10 RS
Rank : SS => Rank : SSS
Strength : 999 RS Vitality : 999 RS => Strength : 10 RSS Vitality : 10 RSS
Agility : 999 RS Dexterity : 999 RS => Agility : 10 RSS Dexterity : 10 RSS
Magic : 999 RS Intelligence : 999 RS => Magic : 10 RSS Intelligence : 10 RSS