A thick fog wafts through the bars of a cell in a chilly Siberian gulag.
Just an occupational hazard in the life of a time traveler.
(Get the full rundown on each of those characters here.)

Credit: Jeff Weddell/The CW
The other thing thats impossible to change?
You cant return to a time and place where you changed the chronology once, he says.
Hence why the inclusion of time traveldoesntguarantee safety on this show.
People die, they die for real, Klemmer says.
Therefore, viewers could see a new group of Legends should the show find legs.
Rip has what looks like a Victorian gentlemans club as his office space, Klemmer says.
Well meet an incarnation of a certain Soviet character 40 years before the time we met him onArrow.
They left in 2016 never to return.
Or make a quick buck by passing along the Grays Sports Almanac?
DCs Legends of Tomorrowdebuts Thursday at 9 p.m.
ET on The CW.