The CW has released the official episode synopses for the mid-season premieres of Supergirl, The Flash, DC’s Legends of Tomorrow, and Arrow, along with the first photos from the Arrow episode.
“When Damien Darhk (guest star Neal McDonough) and Malcolm Merlyn (guest star John Barrowman) try to capture Rip Hunter in 1967, they create an Aberration big enough to draw the attention of the Legends.
Confused about Barry’s hesitation to stop Plunder, Wally decides to step in as Kid Flash.
However, Felicity, still reeling from Detective Malone’s murder, is bent on revenge – she wants to stop Prometheus at any cost.