DC's Legends of Tomorrow, or simply Legends of Tomorrow, is an American action-adventure television series developed by Greg Berlanti, Marc Guggenheim, Andrew Kreisberg, and Phil Klemmer, who are also executive producers along with Sarah Schechter and Chris Fedak; Klemmer serves as showrunner. The series airs on The CW and premiered on January 21, 2016. The show is a spin-off from Arrow and The Flash, existing in the same fictional universe. On March 11, 2016, The CW renewed the series for a second season, scheduled to debut on October 13, 2016.
After the murder of his family by immortal dictator Vandal Savage, time master Rip Hunter travels back in time to the present day where he brings together a team of heroes and villains (Atom, White Canary, Firestorm, Hawkman, Hawkgirl, Captain Cold, and Heat Wave) in an attempt to prevent Savage from destroying the world. However, they are opposed by the Time Masters, an organization from the future dedicated to protect and manipulate the timeline as they see fit and a body to which Hunter had sworn allegiance. During their early adventures, they are hunted by the Time Masters' agent Chronos.
And if you gaze long enough into an abyss, the abyss will gaze back into you.