Many fans have guessed it, but now these new set pictures from Canadagraphs and YRV Shoots seem to confirm that Earth 2's Caitlin Snow is indeed, Killer Frost. The set pictures show Danielle Panabaker in the Killer Frost costume and she seem's to be targeting Earth 2's Barry Allen. With other set pictures showing Jay Garrick back in costume and Robbie Amell teasing Ronnie Raymond's return, The Flash is shaping up to have a pretty interesting arc when it returns from it's winter break. Here are the pictures below....
For comparison's sake, here's an offical picture of Killer Frost that was released earlier this year...
The Flash returns Tuesday, January 19th