Complex sentence: The now-deceased Tyrell does not appear in the animated series; however, an early draft of one episode was to have the ghosts of Tyrell, Niko and their deceased henchmen to return to Edge City and wreak havoc.
Split into simpler sentences: The now-deceased Tyrell does not appear in the animated series. However, an early draft of one episode was to have the ghosts of Tyrell, Niko and their deceased henchmen to return to Edge City and wreak havoc.