• "Legends of Tomorrow" is a spin-off series developed by Greg Berlanti, Andrew Kreisberg, Marc Guggenheim and Phil Klemmer.

"Legends of Tomorrow" is a spin-off series developed by Greg Berlanti, Andrew Kreisberg, Marc Guggenheim and Phil Klemmer. (Photo : Facebook/DC's Legends of Tomorrow)

"Legends of Tomorrow" will feature a new synopsis for the pilot episode, trailers and Cisco Ramon possibly appearing in the show.

"The Flash" TV series cast member Carlos Valdes stated in an interview that his character Cisco Ramon could be appearing in "Legends of Tomorrow" as Valdes told Entertainment Weekly that he will have an interesting take on Cisco in the new spin-off series. It was during season 2 of "The Flash" that Cisco bonded with Kendra Saunders (Ciara Renee), who eventually became his love interest until she was revealed to be a reincarnated Egyptian Priestess, Chay-Ara and eventually having wings, taking the name Hawkgirl.

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Aside from Cisco Ramon joining the show, the synopsis for the pilot episode of "Legends of Tomorrow" has been leaked. The pilot episode is set in the year 2166 as the Immortal dictator Vandal Savage (Casper Crump) is about make his final victory of bringing chaos and destruction of the world. Rip Hunter will take matters in his own hands as he travels 150 years in the past in order to recruit a specific set of heroes and rogues for his team to take out Vandal Savage.

His team will include Ray Palmer/The Atom (Brandon Routh), Sara Lance/White Canary, Prof. Martin Stein and Jax Jackson/Firestorm (Victor Garber and Franz Drameh), Leonard Snart/ Captain Cold (Wentworth Miller), Mick Rory/Heatwave (Dominic Purcell), Kendra Saunders/Hawkgirl and Carter Hall/Hawkman (Falk Hentschel).

They will have to work together to travel in time to stop Vandal Savage from destroying the world and history itself, Design&Trend reported.

Lastly, two new trailers for "Legends of Tomorrow" will feature the Time Masters and a younger version of Martin Stein in the 70's.

The first trailer "In Change History" audiences will see Rip Hunter talking to the Time Master asking their permission to change history so that the dark future that Vandal Savage made will not exist.

The second trailer "Breaking All the Rules" will feature the team travelling to the 70's as Prof. Stein, Jax Jackson and Sara Lance meet a younger Martin Stein in the past, while they discretely change time to save the world.

"Legends of Tomorrow" will premiere on Jan. 21, 2016 on the CW Network.