On Arrow Season 2 Episode 16, Amanda Waller will return and introduce the "Suicide Squad" when she asks for Diggle's help with a rather extraordinary case.

Oliver will be caught up with his own worries now that he knows Slade has returned with vengeance on his mind and nobody is safe -- not even Sara.

Check out a slew of photos now.

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Arrow Quotes

There are people in this world who deal only in extremes. It's naive to think that anything less than extreme measures will stop them.


Laurel: Helena, you don't have to do this.
Helena: Yes, I do. Because once you let the darkness inside, it never comes out.