Board Thread:False Info and Speculative Discussion/@comment-65.93.139.213-20150627190227/@comment-24919817-20150629175637

65.93.139.213 wrote: Why were they yellow instead of blue at the end of episode "117" of Season 4?

kate de-aged him back to his teenager years and i guess he was changing mentality and while he thought he was losing his powers he was evolving