Board Thread:The Flash discussions/@comment-9346948-20160323000422/@comment-5504437-20160324034144

SeanWheeler wrote: It sounds like PZ negative and a website says it. But for official confirmation, we need to watch it with subtitles. *Finds scene on CW site with captions on* Yep. It's PZ negative. Jesse's blood type is PZ negative. Yo, that's not a thing on this Earth!