Chenier Hundal

Anna and Diana (recurring guest star JANE BADLER) square off in the dark bowels of the mothership, where Diana has been for 15 years without a single glimpse of Anna. Meanwhile, Erica has Tyler's blood analyzed, and learns the V's did something sinister to her while she was pregnant with him. Recurring guest stars also include ROARK CRITCHLOW, REKHA SHARMA, MARK HILDRETH and CHRISTOPHER SHYER.

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 retaliates in a brutal manner at Oliver's mayoral holiday party.

Oliver and the team uncover HIVE's plan to take out Team Arrow once and for all. With HIVE's next attack imminent, Lance wonders if Donna is safer without him in her life. Meanwhile, with the wedding fast approaching, Oliver begins to feel guilty that he hasn't told Felicity about his son.

Realizing he needs help battling Darhk, Oliver calls in an old friend — Vixen (guest star Megalyn E.K.). Using her magical ability to summon animal powers, Vixen gets a lock on Darhk's location and the team goes to war. Meanwhile, Thea has a heart-to-heart talk with Malcolm.

Brie Larvan aka the Bug-Eyed Bandit (returning guest star Emily Kinney) breaks out of jail and turns up at Palmer Tech threatening to kill everyone unless she gets the biochip that is implanted in Felicity's spine. When Oliver realizes that Felicity, Thea and Donna are trapped in Palmer Tech with everyone else, he looks to a surprising ally to help Team Arrow save the day.