Complex sentence: However, Brainiac added an android duplicate of the Flash in a costume design almost identical to that of comic book villain Zoom, to distract the League from his and Luthor's ultimate goal of universal domination.
Split into simpler sentences: However, Brainiac added an android duplicate of the Flash in a costume design almost identical to that of comic book villain Zoom. This was done to distract the League from his and Luthor's ultimate goal of universal domination.