"The Flash" is headed to a whole other world in this week's episode, "Welcome to Earth-2" -- and in anticipation, The CW has released a poster featuring Caitlin Snow's evil Earth-2 counterpart, Killer Frost (Danielle Panabaker).

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Check out the poster, teasing the chilling debut of Killer Frost, below:

Barry gets his first look at Killer Frost on a new episode of #TheFlash, TOMORROW at 8/7c. pic.twitter.com/NI1ZJuzCUx- The Flash (@CW_TheFlash) February 8, 2016

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Panabaker recently said she'd "love" to play Killer Frost on Earth-1, revealing that it would be fun to see how making Caitlin a metahuman would "turn her."

"The Flash" airs Tuesdays at 8/7c on The CW.