Dark Waters

Synopsis
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.

Protagonists

 * Team Arrow
 * Green Arrow (Oliver Queen)
 * Felicity Smoak
 * John Diggle
 * Thea Queen
 * Black Canary (Laurel Lance)
 * Detective (Quentin Lance)
 * Green Arrow/Ra's al Ghul (Malcolm Merlyn)
 * Donna Smoak
 * Curtis Holt
 * Paul Holt
 * Paul Holt

Villains

 * HIVE
 * Ghosts
 * Andy Diggle
 * Damien Darhk

Other Characters

 * Alex Davis
 * Nora Darhk
 * Nora Darhk
 * Nora Darhk
 * Nora Darhk

Teams and Organizations

 * HIVE
 * Ghosts
 * Channel 52
 * WEBG Channel 8
 * Seven 6 News Channel
 * SCPD
 * SCPD

Species

 * Humans

Objects

 * Green Arrow Suit
 * Bow and arrow
 * Oliver Queen's Bow and Arrow
 * Black Canary Suit
 * Canary Cry

Locations

 * Earth-1
 * Earth
 * United States of America
 * Washington
 * Star City
 * Star City Bay
 * Oliver Queen's Mayoral Campaign Office
 * Bunker
 * Star Metro Police