The CW has released images and a description from "Legends of Today" the episode of The Flash premiering on Tuesday, Dec. 1.
Here's how the network describes the episode:
" In its second major crossover event with Arrow, Vandal Savage (guest-star Casper Crump) arrives in Central City and sets his sights on Kendra Saunders (guest-star Ciara Renee). After Vandal attacks Kendra and Cisco (Carlos Valdes), they turn to Barry (Grant Gustin) for help. Realizing how dangerous Vandal is, Barry takes Kendra to Star City and asks Oliver and team to hide her until he can figure out how to stop Vandal. However, things quickly go from bad to worse when a man with wings AKA Hawkman (guest-star Falk Hentschel) shows up and flies off with Kendra. Meanwhile, Harrison (Tom Cavanagh) develops a serum to make Barry run faster and asks Jay (guest-star Teddy Sears) to test it out."
Ralph Hemecker directed the episode, with story by Greg Berlanti and Andrew Kreisberg and teleplay by Aaron Helbing and Todd Helbing.
