Felks have many different mutations. By looking at these mutations, and how many have them, we can conclude which Felk has rarer mutations. We call these categories, Rarities, to make it easier to identify these mutations.
Common
No edits, small tail edit
Uncommon
Ear edits, wing edit, large tail edit, eye sclera edits
Rare
Eye edits, body edit, different lines, small hair edits, abilities
Legendary
Extra limbs, extra eye edit, large hair edits, elemental abilities