Trade of mutations
These mutations only when ur any adult i will call them evolutions cause it makes sense ngl basiclay adapting to your playstyle way more.
They will make you debuff for buffs based on one niche.
Some examples:
Herrera "swimmer" evolution
Pros:
Faster swim speed
When at 50% stamina you regen it in water
Cons:
Slower on land and less agile
Jumping cost more stam
Carno "speed demon" evolution
Pros:
Running in once direction for longer time makes you 30% faster and increases charge damage by 25%
Charge cost less stamina
Small increase in speed overall
Cons:
Your bite force is weaker due to using charge more.
Your turn rate is worse
Deino "land croc" evolution
Pros:
Running on land require less stamina
Youre overall faster on land
You can do charge for very short distance with use lf rmb and bite on land
Cons:
Your speed in water is reduced
Grabbing something in your mouth drains your stam faster
Overall stam drains faster while sprinting in water
These Evolutions could modify your looks like carno having smaller teeth but longer horns or deino having shorter tail but more muscular limbs