Barry meets Snart in a bar in episode 2x03 “Family of Rogues”. Cisco visit Caitlin in the bar where she has been working for the past six months and asks her to return to the team in episode 4x01 “The Flash Reborn”. Ralph poses as Warden Wolfe to meet with Amunet to call off the deal in episode 4x13 “True Colors”.
Appears in 3 additional episodes.
Caitlin and Barry return to Amunet's hideout but only find her old henchman Norvock who has turned it into a boxing gym.
Barry, Ralph, and Killer Frost search for Norvock in the old hideout and recruit him to track down the other metas in danger.
Iris goes undercover to learn Amunet's location while Barry listens worriedly to her aggressive persona from the van.