

On Evolve - The next Crystalian card you play this turn costs 3 less.
Whenever a Crystalian follower not named Aerin, Forever Brilliant is put onto your field, evolve it.
QIf I play a Crystalian follower not named Aerin, Forever Brilliant while this follower is on my field, can I choose not to evolve it even if I have the evolved version of that follower in my evolve deck?
AYes, you can.
QIf I evolve another follower with this follower's ability, do I still have to pay its evolve cost?
ANo, you don't.