Arrow Season 4 Episode 8
Oliver and Barry Allen take Kendra Saunders and Carter Hall to a remote location to keep them hidden from Vandal Savage while they figure out how to defeat him. Malcolm arranges a meeting between Vandal, Green Arrow and The Flash that doesn’t go as planned. Meanwhile, Felicity, Thea, Diggle and Laurel work with Team Flash to come up with a weapon powerful enough to destroy Vandal Savage.
The crossover starts on The Flash S02E08 Legends of Today (I).
Serie: Arrow
Episode Title: Legends of Yesterday (II)
Air Date: 2015-12-02