This is a paid asset, but now you can download 500 Skill Icons vol.2 for FREE, but please remember this package is provided only for learning purposes or to be able to test before buying the product, NOT FOR COMMERCIAL PURPOSES.
Detail this asset from Unity Store: Original Link
500 Skill Icons vol.2 v1.1
Package contains 618 hand-painted skill icons.They can be used in combination with each other. And playing with color variations, you get new spell icons.
Disclaimer
Types: water elemental, blood mage, shaman, paladin, spirit, druid, knight, warrior, hunter, rogue, necromancer, gladiator, engineer and other.
– High quality 256×256 pix
– PNG
– Transparent background version included
Disclaimer: first 500 icons can repeat in different colors. (About 200 Unique icons + 118 bonus unique icons in total).
Previous package: 500 Skill Icons