JUSTICE LEAGUE ACTION Goes Dark In New Clip

Still from 'Justice League Action'
Credit: Cartoon Network

The next episode of Justice League Action brings back Swamp Thing, Zatanna, and John Constantine to take on none other than Solomon Grundy alongside Batman, in an episode entitled "Zombie King."

Newsarama has a never-before-seen clip from the episode, which you can check out right here:

"Zombie King" will air February 4 on Cartoon Network.

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