Barry’s new reality soon becomes a nightmare as he loses his memories of his original timeline.
Barry’s new timeline features a feud between Iris and Joe, and a new lab partner who doesn't like him.
Alchemy activates another meta-human and unleashes 'Magenta', who possesses vast magnetic powers.
4. The New Rogues
Sam Scudder emerges from imprisonment, frees his girlfriend, and seeks to take over Central City.
The team deals with a monster rampaging through Central City, and Cisco realizes that HR isn't what he claims.
Alchemy uses a meta-human as a distraction so that he can recruit Wally to his side.
7. Killer Frost
After Savitar defeats him, Barry vows to battle the self-proclaimed speed god.
When the Dominators attack Central City, Barry and his team turn to Oliver's team for help.
9. The Present
Barry and Jay join forces to first take on the Earth-3 Trickster, and then battle Savitar.
10. Borrowing Problems From The Future
After seeing his future, Barry is torn about letting Wally fight as Kid Flash.
11. Dead Or Alive
A 'collector' from Earth-19 comes to Earth-1 to get HR, and Cisco challenges her to a trial by combat.
Team Flash goes after a meta-human who can decompose matter with just a touch.
13. Attack On Gorilla City
Barry, Cisco, Caitlin and Julian travel to Earth-2 to rescue Jesse’s father from Grodd.
14. Attack On Central City
Grodd and his army travel to Earth-1 and prepare to attack Central City.
15. The Wrath Of Savitar
Wally is plagued by visions of Savitar, who plans to use Kid Flash to escape from his prison.
16. Into The Speed Force
Barry enters the Speed Force to find Wally and bring him out. Jesse vows to take down Savitar.
Hank and Mon-El bring a comatose Kara to Earth-1 after Music Meister says that he's coming to take on Flash.
18. Abra Kadabra
Barry finds himself in a dilemma when he captures Abra Kadabra, a villain from the future.
19. The Once And Future Flash
While the team in 2017 search for Killer Frost, Barry travels to 2024 to find out Savitar's identity.
20. I Know Who You Are
Team Flash takes on Killer Frost after they find Tracy, the woman that Future-Barry revealed would trap Savitar.
21. Cause And Effect
Cisco and Julian come up with a desperate plan to stop Savitar once Barry tells them who he is.
22. Infantino Street
Barry tries to find a way to save Iris from death... and recruits Len Snart to help him.
23. Finish Line
Barry's last chance is to fight Savitar directly despite the God of Speed's superior abilities.