When Cisco protects H.R. by challenging Gypsy, he paraphrases Arwen when she protects Frodo from the Nazgul and says, "If you want him, come and claim him!"
During their battle, Cisco and Gypsy arrive in James Olsen's office at CatCo Worldwide Media in National City on Earth Thirty-Eight and their battle is witnessed by Eve Teschmacher.