With their annual crossover complete, Arrow and The Flash have released extended trailers for this week's midseason finales.
First up, Flash sees the reunion of several Rogues, including the return of Mark Hamill as the Trickster, in an episode entitled "Running to Stand Still." Check out an extended trailer here:
The official synopsis reads as follows: "When Mark Mardon AKA The Weather Wizard (guest star Liam McIntyre) returns to break Leonard Snart AKA Captain Cold (guest star Wentworth Miller) and James Jesse AKA The Trickster (guest star Mark Hamill) out of Iron Heights, Barry must stop these rogues from taking over Central City during Christmas. Meanwhile, Joe and Iris meet Wally West (Keiynan Lonsdale).”
Next up, Arrow pits Team Arrow against H.I.V.E. in an all out battle for Star City in an episode called "Dark Waters." Check out the trailer:
Here's the official synopsis: “After the city is attacked again, Oliver makes a bold move against HIVE. Malcolm checks in on Thea and leaves her with a warning. Things take a horrible turn when Damien Darhk (guest star Neal McDonough) retaliates in a brutal manner at Oliver’s mayoral holiday party.”
Flash's midseason finale airs Tuesday, December 8, while Arrow follows on December 9, both on CW.