About Supergirl Season 5, Episode 13 : It's a Super Life

Mxyzptlk returns with a proposition for Kara – what if she could go back in time and tell Lena her secret before Lex did, would things turn out different? Looking back over key moments throughout the series, Kara must decide if she wants to change history to become friends with Lena again. Guest Stars: Odette Annable, Samuel Witwer, Chris Wood, Jeremy Jordan, Chad Lowe, Betty Buckley, Jeffrey Chivers, Toni Nielsen, Andre Paul, Andy Rukes, Tawny West, Thomas Lennon, Robert Baker, Brenda Strong,