Beast tamer stages.
There are 9 levels of beast tamers.
Levels 1-2 Begginers
Levels 3-4 Intermeadiate
Levels 4-5 Advanced
Levels 6-7 Epic
Level 8 Legendary
Level 9 Mythical
Beast levels.
Soldier -> Commander -> General -> Monarch -> Demi-God -> God
The rank of beast tamer collected to the max strength of beast they can have E.g Begginer can only have Soldier beasts whilst Advanced can have beasts up to the General rank.
Potential.
Each beast has a potential. That's the maximum rank they can reach.
Evolution.
In order to advance to the next rank beasts must evolve. This requires materials and techniques.
Some evolutions can increase potential and some can decrease it.
Each Beast has multiple evolution paths some with more potential then others