S4·E12 Unchained
Core
Aired February 3, 2016
Synopsis
The team faces off against a formidable villain nicknamed The Calculator. Meanwhile, Nyssa makes her move and Roy Harper returns to Star City.
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Frequently Asked Questions
When did Season 4 Episode 12 of Arrow air?
Season 4, Episode 12 ('Unchained') originally aired on February 3, 2016.
How long is Season 4 Episode 12 ('Unchained')?
The episode follows the standard broadcast runtime for Arrow.
What happens in Arrow Season 4 Episode 12?
The team faces off against a formidable villain nicknamed The Calculator. Meanwhile, Nyssa makes her move and Roy Harper returns to Star City....