In "Shade," tonight's episode of "The Flash," Cisco catches a disturbing glimpse of the future, where Killer Frost and Vibe are at odds in a superpowered battle.

A new clip finds Caitlin revealing her metahuman powers to Cisco after struggling to keep it a secret for months. Upon her request, Cisco vibes the future, only to see an intense battle between himself and Killer Frost. After a few quick exchanges, one of the characters meets a rather unfavorable outcome.

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Tonight's episode also finds Wally West discovering that he was Kid Flash in the Flashpoint timeline. Tonight's episode is directed by J.J. Makaro and written by Emily Silver & David Kob. Next week's episode, "Killer Frost," is directed by Kevin Smith and deals more with Caitlin's struggle with Killer Frost.

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"The Flash" stars Grant Gustin as the Scarlet Speedster, airing Tuesdays at 8 p.m. ET/PT on The CW. The series also stars Jesse L. Martin, Tom Cavanagh, Carlos Valdes, Candice Patton, Danielle Panabaker, Keiynan Lonsdale and more.