You Have Saved This City

Synopsis
The battle between Oliver and Emiko comes to a boiling point which brings back some familiar faces and leaves others in dire jeopardy.

Trivia

 * The title is a nod to Oliver's famous "You have failed this city" line.
 * This episode marks Emily Bett Rickards and Sea Shimooka's final appearance as series regulars.
 * The clip of Mia's birth is reused from.