Unite against chaos, in an allnew open world adventure where the Justice League go headtohead with Mr. Mxyzptlk, a powerful prankster from the 5th Dimension. Suit up as Batman, Wonder Woman and Superman and go face off against some of the most powerful SuperVillains in the DC universe including Bizarro, Starro the Conqueror, Clayface and many more in an epic battle to bring peace to Happy Harbor.