Kara is human. Barry is human. They all live on one earth. Oliver is Mayor and The Green Arrow- Kara and Barry know. Barry is married to Iris and Kara is engaged to Mon el. Kara and Barry are soldiers and they are finally coming home. Barry and Kara have an amazing friendship, Iris was worried at first and, not so subtly, inquired about their relationship. Barry and Kara confirme

Far in the future, Oliver Queen has left his home solar system to track down Kara Zor-El. On an asteroid lightyears away from planet Earth stands the new Fortress of Solitude, and for the first time in almost 800 years two heroes from The Golden Age are about to come face to face again. (SuperArrow fluff inspired by Batman/Superman: Generations.)

What happens to Oliver and Kara after Crisis on Earth-X? Felicity broke up with him, and Kara just wants to help

After being released from prison, Oliver decided to formally retire as the Green Arrow to live a quiet life with his son. However when the heroes of Earth's 1 and 38 start disappearing, Oliver is forced to don the hood again to find them and end a threat only he is capable of stopping.

This takes place during Kryptonian Tragedy, which is the fourth installment in a series of stories (Project Kryptonian X2, Triple Exposure and Earth 38: Rising Crisis) this is established Supergirl/Overgirl.

Earth 41, where Kal-El's pod never crashed, and Kara Zor-El is raised by two superheroes. In this Earth, it is 2012, and Oliver Queen has just returned to Star City, and taken up the role of a hooded vigilante...except he's about to be joined by someone a little more...out of this world.

What if Kal-El and Kara Zor-El were not the only Kryptonian who survived when Krypton exploded. Waking up in a different person's body is one thing, but waking up as a Kryptonian in the time when the planet would explode is another thing. Ken-El, the main protagonist, the son of Kye-El and Laura Ros-Ker, cousin of Kal-El and Kara Zor-El, was also sent away by his parents. OP!OC AU!

Oliver and Thea have a Christmas party that no one were ready for. 2 chapter story - Kariver and White Flash pairing. T rated, but still... M just for safety

After the battle with the robotic menace known as Amazo, Oliver's left with some unwanted memories to deal with.

Set after the events of Crisis on Earth-X. The story follows up with a different ending where Oliver and Felicity broke up after the wedding. Oliver and Kara discover new perspectives on their unspoken dynamic. Kara joins Oliver on his mission to put Star City on the right path. Their interactions from past and future will have everlasting consequences, ones that lead to a storm.

The Arrow meets a Luthor

A different version of the training scene in the Alien Invasion crossover.

Oliver goes for a vacation to earth 38, and meets Lena Luthor.

What happens when the actions of Kara on her Earth, like going back in time to save her mom and Mon El has consequences in another universe? There's a new Kara around that was raised far away from Midvale and a certain hooded vigilante is about to have the surprise of his life. This is my version of the Red Son storyline that Supergirl will adapt on its 4th season.

It's May 1994. Ace of Base tops the charts, Pulp Fiction is released to theatres, and in Starling City, Oliver Queen celebrates his 8th birthday in the company of people who will one day change the world...

With no Felicity, Thea, John and William's mother dead in Lian Yu, Star city only reminds Oliver of his failure to save all his loved ones. To make matters even worse is his ever growing survivor's guild. He lives while his loved ones died when he was reason they were on the island. Deciding that there's nothing left on his earth and he went to Earth 38 to start a new life.

When all is said and done, when the heroes have retreated from the streets and from the skies, when the world lays quiet, Oliver Queen and Kara Danvers come home to each other… (AU SuperArrow Oneshot)

Or, Tommy Merlyn's Notes on How Not to Deal with Grief (Short song-fic that needed writing because...reasons)

This is the watching of writersblock039's fic. Its like a watching the show fic but with writersblock039's fic instead of what's on t.v.

In her case, Thea will be strong, but only for her brother, whose false exterior of 'fine' will eventually wear out and she will make sure to be there for him when that happens because today... Today is gonna be hard for him. (POV Thea; pairing is Kara/Oliver/Barry)

Taking place after her violent defeat at the hands of Reign, Kara remains comatose. Desperate and scared for her the team use Kara's dimensional device to get help from an unexpected source.

High School AU! Broken hearts bring two unlikely souls together. Kara is broken-hearted after witnessing her ex-has moved on. Fleeing her best friends party she runs into the most unlikely person to offer her kind words.

It's not like polyamorous relationships are rare in Hogwarts so why should they be subjected to so much scrutiny and judgment? (KARIVARRY)

Third instalment after Project Kryptonians X2 and then Triple Exposure this takes up after the Queens have left with the promise of coming back to help with the World Killers. However, they have their own problems from Earth X to contend with before taking refuge on Earth 38. Even then things keeping getting more complicated.

Oliver Queen and Kara Danvers, best friends since they were children, and party to all of each other's secrets. The world was told they both died when The Queen's Gambit sank, so what happens when they return to Starling City 5 years later?