Board Thread:Plants vs. Zombies Heroes/@comment-26239911-20170622114417/@comment-27769607-20170623000053

Hmmm, so evolvable can happen before it's played. I guess it has to meet some sort of requirement like what Boss-inator said, or something to do with leveling up (I hope not).

Also, I don't think it will work like Sun-shroom, otherwise zomblob will be too OP....