"Duet" is the seventeenth episode of the third season of The CW television series, "The Flash", which aired on March 21, 2017, the  story begins at the end of the "Supergirl" episode ,"Star-Crossed" on March 20, 2017, which sees Kara Danvers / Supergirl (Benoist) being put in a coma by Music Meister, with who (Chris Wood), Lar Gand, and alternatively as Valor and M'Onel), is a fictional superhero appearing in American comic books published by DC Comics, commonly in association with the Legion of Super-Heroes, Superboy, and Superman, is primarily known as who?
Lar Gand Lar Gand, known primarily as Mon-El (and alternatively as Valor and M'Onel), is a fictional superhero appearing in American comic books published by DC Comics, commonly in association with the Legion of Super-Heroes, Superboy, and Superman. The character has been reinterpreted over the years, but in all versions, he serves as a hero with abilities similar to those of Superman, sometimes serving as a substitute for him.
Batman v Superman: Dawn of Justice Batman v Superman: Dawn of Justice is a 2016 American superhero film featuring the DC Comics characters Batman and Superman. Directed by Zack Snyder and distributed by Warner Bros. Pictures, the film is the second installment in the DC Extended Universe (DCEU) following 2013's "Man of Steel". It was written by Chris Terrio and David S. Goyer, and features an ensemble cast that includes Ben Affleck, Henry Cavill, Amy Adams, Jesse Eisenberg, Diane Lane, Laurence Fishburne, Jeremy Irons, Holly Hunter and Gal Gadot. "Batman v Superman: Dawn of Justice" is the first live-action film to feature Batman and Superman together, as well as the first live-action cinematic portrayal of Wonder Woman, Aquaman, Flash and Cyborg. In the film, criminal mastermind Lex Luthor manipulates Batman into a preemptive battle with Superman, whom Luthor is obsessed with defeating.