Board Thread:General Discussion/@comment-82.37.51.234-20131219161612/@comment-6677347-20140115003818

Bheadr27 wrote: When holding his breath? hmm, this would explain his going grey under water oder when he is strangled by the Krampus, but he also went grey just sitting on the couch talking with Juliette and sleeping in his bed...

well ok, the last one could be due to a sleep apnea, but while talking?

He simply has a lower metabolism and that is why he becomes grey. He becomes grey when he isn't doing any hard work.