When you equip an Evolving Skin in Inventory (I) > Customize > Descendant Skin,
you can view mission requirements for evolution in Evolution Info.
When you complete all of those missions, the skin will evolve to the next level.
When you equip an Evolving Skin in Inventory (I) > Customize > Descendant Skin,
you can view mission requirements for evolution in Evolution Info.
When you complete all of those missions, the skin will evolve to the next level.