Back to the Finale: Part II

"When I was up there in space, floating further and further away, I realized something. No matter where I go or when I am, I will never be lost because I have you. You are my North Star. You are my guiding light, and wherever you lead me, that's my home."

- Sara proposes to Ava

Synopsis
With Ava a wreck, Behrad the Legends make a last-ditch effort to keep Sara from being abducted in the first place, even knowing that it will alter the timeline. Sara grapples with what she has just discovered about herself but is also shocked when Rory finds her on the mystery planet. With no time to spare, Sara, Mick and Gary devise a plan to help defeat Bishop. Meanwhile, Spooner envisions what her life would be like if she hadn't joined the Legends.

Main Characters

 * Legends
 * Sara Lance
 * Sara Lance 2.0
 * Ava Sharpe
 * Nate Heywood
 * Gideon
 * Esperanza "Spooner" Cruz
 * John Constantine
 * Astra Logue
 * Zari Tarazi
 * Behrad Tarazi
 * Heat Wave (Mick Rory)
 * Gary Green
 * AVA Corporation
 * Nurse Ava
 * Trooper Ava
 * Kayla

Villains

 * Bishop

Other Characters

 * The Smell
 * Charlie
 * Ian
 * Gilly
 * Declan
 * David Bowie

Teams and Organizations

 * AVA Corporation
 * AVA Troops
 * Legends
 * The Smell

Events

 * Search for Sara Lance
 * Rescue of Sara Lance

Species

 * Clones
 * Humans
 * Metahumans
 * A.I.
 * Necrians
 * Zagurons
 * Bishop's Hybrids
 * Alien-Human Hybrid Clone
 * Deities

Objects

 * Cloning Machine
 * Timeships
 * Waverider
 * Kayla's Ship
 * Bishop's Ship
 * Image Inducers
 * Alien Pods
 * Electrostatic Barrier
 * Energy Guns
 * Little Friend
 * Heat Gun
 * Time Aberrations
 * Time Couriers
 * Time Portals
 * Totems of Zambesi
 * Totem Wristbands
 * Air Totems
 * Mr. Parker's Cul De Sac
 * Oxygen Masks
 * Mr. Parker's Cul De Sac
 * Oxygen Masks
 * Mr. Parker's Cul De Sac
 * Oxygen Masks
 * Oxygen Masks

Locations

 * Earth-Prime
 * Pliny X-19
 * Earth
 * UK
 * Great Britain
 * England
 * London
 * The Hole
 * Constantine Mansion
 * India
 * India

Trivia

 * This title of the episode is a play to the 1989 film "Back to the Future Part II". The episode also included the movie title as an inspiration for Behrad to execute his plan of saving Sara before being kidnapped.