Invasion! (The Flash)

Synopsis
When aliens called the Dominators attack Central City, Barry speeds over to Star City to ask the Green Arrow for help in stopping them. Realizing the battle against the Dominators is bigger than they thought, they track down the Legends, and Barry and Cisco create a breach to bring back a secret weapon – Supergirl. Once all of the super friends are assembled, they come up with a plan to attack but a shocking secret related to Flashpoint is revealed and suddenly no one is sure who they can trust. Meanwhile, Wally wants to join the battle against the aliens but Iris tells him he's not ready.

Main/Featured Characters

 * Team Flash
 * The Flash (Barry Allen)
 * Iris West
 * Caitlin Snow
 * Vibe (Cisco Ramon)
 * Wally West
 * Joe West
 * H.R. Wells
 * Team Arrow
 * Green Arrow (Oliver Queen)
 * Spartan (John Diggle)
 * Felicity Smoak
 * Speedy (Thea Queen)
 * Lyla Michaels
 * Legends
 * White Canary (Sara Lance)
 * Firestorm (Martin Stein)
 * Firestorm (Jefferson Jackson)
 * The Atom (Ray Palmer)
 * Heat Wave (Mick Rory)
 * Supergirl (Kara Zor-El)

Villains

 * Dominators
 * Smith
 * Vigilante (Vincent Sobel)

Other Characters

 * Lily Stein
 * Traveler

Organisations

 * A.R.G.U.S.
 * S.T.A.R. Labs
 * Department of Defense

Species

 * Humans
 * Meta-Humans
 * Kryptonians
 * Dominators

Objects

 * The Flash suit
 * Power-dampening Cuffs
 * Vibe gauntlets
 * Reverb glasses
 * Green Arrow suit
 * Spartan suit
 * Speedy suit
 * White Canary suit
 * Firestorm
 * Quantum splicer
 * Firestorm Matrix
 * A.T.O.M. Exosuit
 * Dwarf Star
 * Supergirl suit
 * Dominator Technology
 * Dominator Mothership
 * Vigilante suit
 * Breach
 * CFL Quark Matter
 * Inter-dimensional extrapolator
 * Bow and arrow
 * Oliver Queen's Bow
 * Roy Harper's Bow
 * Sword
 * Guns
 * Heat Gun

Locations

 * Earth-1
 * Earth
 * United States of America
 * Central City
 * S.T.A.R. Labs
 * S.T.A.R. Labs hanger
 * Star City
 * Thea Queen's Loft
 * Earth-38
 * Earth
 * United States of America
 * National City
 * Kara Zor-El's apartment