Arrow
The HERO that sacrificed himself to save the multiverse
Who was Oliver Queen/Green Arrow?
Barry Allen's wife
Who is Iris West-Allen?
Kara Danvers' sister
Who is Alex Danvers?
Captian of the Waverider & Leader of the Legends
Who is Sara Lance and/or White Canary?
Alice's real name
Who is Beth Kane?
Felicity Smoak's codename
Who is Overwatch?
Cisco Ramon's deceased brother
Who was Dante Ramon?
Supergirl's friend who betrayed her; HINT: This person's brother hates Superman
Who is Lena Luthor?
Former [Deceased] Leader of the Legends and The Time Bureau; Former Time Master
Who was Rip Hunter?
The radio talk show host in Gotham City
Who is Vesper Fairchild?
The pit that resurrected Sara and Thea
What is the Lazarus Pit?
Barry's main enemy/archenemy/nemesis
Who is Eobard Thawne/Reverse-Flash?
Kara's old boss; HINT: Her name has to do with felines
Who is Cat Grant?
The Waverider's A.I. system
Who/What is Gideon?
Sara Lance's nickname for Batwoman; HINT: Used in Crisis on Infinite Earths
Who is "Batlady"?
Dinah Drake's undercover name
Who is Tina Boland?
Iris and Wally's mother
Who was Francine West?
Kara's Kryptonian name
Who is Kara Zor-El?
Controller of the Spirit Totem
Who is Amaya Jiwe/Vixen?
Alice's doppelganger studied this subject
What is astrophysics?
John Diggle's daughter; HINT: Barry erased her from the timeline [Flashpoint]
Who is Sara Diggle?
Killer Frost's Greek Goddess persona; HINT: Also starts with a "K"
Who is Khione?
Krypton's sister planet; where Mon-El is from
What is Daxam?
Jax's daughter's name; HINT: Jax named her after Martin Stein
Who is Martina Jackson?
The name of Kate's mother
Who was Gabi Kane?