How can the retired players be reborn?

bugs Beginner Posts: 2	How can the retired players be reborn? Sept 5, 2016 5:08:19 GMT Quote Select Post Deselect Post Link to Post Member Give Gift Back to Top Post by bugs on Sept 5, 2016 5:08:19 GMT What conditions need to make the retired players being reborn? If I had a player who Max potential was 7 stars, should I grew the potential grade to 7 stars before being reborn?