According to Entertainment Weekly, the current reboot of The Powerpuff Girls is set to introduce a fourth member to its beloved super-team. The trio of Buttercup, Blossom and Bubbles will meet their new teammate in a five-part movie event -- titled The Powerpuff Girls: Power of Four -- airing Sunday, September 17 at 5:30pm ET on Cartoon Network.

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The network released a teaser image, providing a silhouette of the new character, but indicated it will hold off on a full reveal until the movie airs. Take a look at the teaser image below.

Cartoon Network to Unveil 4th Powerpuff Girl CR: Cartoon Network

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Set in the fictional city of Townsville, the series follows the superhero trio of Blossom, Bubbles and Buttercup, the daughters of the brainy scientist Professor Utonium. Created by animator Craig McCracken, The Powerpuff Girls were created in 1992, eventually getting their own full-fledged animated series in 1998 on Cartoon Network. After a successful initial run on the network, the series spawned an animated revival in 2016, in addition to video games, comics and plenty of tie-in merchandise.

The Powerpuff Girls: Power of Four airs Sunday, September 17 at 5:30pm ET on Cartoon Network.