DC Comics Flash Television Trailer TV Trailer: The Flash “Everything Will Change” December 23, 2015December 23, 2015 Larry Litle Here is the new promo for the second half of Season 2 of The Flash. Everything Will Change is the catch phrase for the second half. The return of the Reverse Flash and Caitlin turns bad as Killer Frost has me intrigued. Stay Geeky My Friends! Share Facebook Twitter Pinterest Linkedin