“The Elongated Knight Rises” is the title of the January 23 episode of The Flash and while we don’t have any official photos to promote the episode yet, The CW did air a trailer tonight which you can find below. It looks like the Trickster’s sidekick is back!
THE RISE OF THE HERO — When a familiar villain returns to terrorize Central City, Ralph (guest star Hartley Sawyer) must rise up to defend the innocent while Barry (Grant Gustin) is detained by his trial. Meanwhile, Barry searches for the strength to keep his optimism alive in the face of his new circumstances. Alexandra La Roche directed the episode written by Sterling Gates & Thomas Pound (#411). Original airdate 1/23/2018.