CW's "The Flash" is in the middle of a two-parter pitting Team Flash against Gorilla Grodd and the sentient apes of Gorilla City. After Tuesday's episode, which saw Barry Allen and his allies embroiled in battle in Earth-2's Gorilla City, next week's finale will bring to fight to the Flash's Central City on Earth-1.

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To hype the second part of this epic event, the CW has released a "Flash" poster for the episode "Attack on Central City." The poster, which Grodd voice actor David Sobolov shared on Twitter, features the Flash and Grodd facing off and the tagline "may Grodd have mercy."

Flash Attack on Central City poster

You can watch the promo for the episode below, as well as read the installment's synopsis.

THE EPIC CONCLUSION TO THE TWO-PART BATTLE WITH GRODD – When Grodd (voiced by David Sobolov) and his army of gorillas bring the battle to Earth-1, The Flash (Grant Gustin) and team must find a way to stop them before they destroy Central City. Gypsy (guest star Jessica Camacho) returns to join the fight. Meanwhile, Jesse Quick (guest star Violett Beane) decides she wants to stay with Wally (Keiynan Lonsdale) on Earth-1. Dermott Downs directed the episode with story by Todd Helbing and teleplay by Benjamin Raab and Deric A. Hughes. Original airdate 2/28/2017.

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

(via ComicBook.com)