After preventing Nora's murder, Barry returns with Eobard Thawne to the present and imprisons him in a cage that dampens his powers. In the new timeline, which Thawne dubs "Flashpoint", both of Barry's parents are alive; Joe is chronically in trouble at work; Cisco is a billionaire tech magnate; and Caitlin is a pediatric ophthalmologist. There is also a new Flash in Central City called Kid Flash, struggling with his own nemesis, Edward Clariss, known as "The Rival". Barry begins losing his memo
Barry learns of multiple changes to the timeline: Iris has not forgiven Joe for concealing that her mother was alive, Cisco is angry with him for not altering the timeline to save his dead brother Dante, and he has a new CSI partner, Julian Albert, who does not like him. Barry decides to travel back to fix the damage, but is intercepted by Jay Garrick, who tells him that the timeline never resets exactly and he has to learn to live with his mistakes. Meanwhile, Clariss has visions of "Flashpoint
Harry and Jesse return to Earth-1, where she reveals she has gained super speed from the second dark matter blast. Harry hopes everyone will dissuade her from using her powers. Elsewhere, foster child Frankie Kane develops metahuman magnetic powers that manifest as an alternate personality, Magenta, who attacks her abusive foster father. Julian confronts Frankie at the station and is nearly killed by Magenta. Barry learns from Magenta that she got her powers from Alchemy. She escapes and later g
Three years ago, Sam Scudder and Rosalind Dillon, former cohorts of Leonard Snart, were caught in the original particle accelerator explosion. In the present, Barry begins training Jesse on how to use her powers. Harry suggests the team locate a doppelgänger of his from another Earth to replace him on the team once he and Jesse leave. Scudder returns from being trapped in a mirror-like dimension with the ability to transport himself and others through reflective surfaces. He reunites with Dillon
Without informing the others, Caitlin visits her estranged mother, Carla, at her medical research company to have her powers examined, but leaves after attacking another scientist who intended to exploit her condition. Meanwhile, a gigantic creature repeatedly appears and disappears on the streets of Central City. Cisco grows suspicious of the newly-recruited H. R. when he does not provide much help in battling the monster. The monster is revealed to be simply a hologram operated by a bullied 15
When Wally relates his recent dreams of being Kid Flash, Barry reveals what happened to him during "Flashpoint". A metahuman H. R. nicknamed "Shade" murders a stockbroker. Caitlin reveals her powers to Cisco and has him "vibe" her future. Cisco sees himself fighting Killer Frost. Alchemy summons Wally to him, so the team locks Wally in the particle accelerator for his own safety. Meanwhile, Barry and the others stop Shade's next attack and capture him. Cisco forces Caitlin to reveal the truth to
Savitar opts to drag Barry across the city, while battering him to demonstrate his superiority. Cisco and Caitlin arrive to rescue Barry and Savitar flees. Caitlin, with her Killer Frost persona having taken over, violently interrogates one of Alchemy's followers at CCPD headquarters. When Julian catches her, she coerces him to find the other acolytes so they can lead her to Alchemy, who can presumably remove her powers. Barry and Cisco track her down and imprison her, but the team is fractured
Barry investigates a meteor crash outside Central City that turns out to be a spaceship from which aliens emerge. Lyla tells the team that the "Dominators" landed previously in the 1950s, but then mysteriously departed. Needing help, Barry assembles the original Team Arrow, Thea Queen, the Legends, and Supergirl. The team begins training at a S.T.A.R. Labs facility, sparring against Supergirl to prepare for combat against the aliens. Cisco reveals a message to Rip Hunter from Barry's future self
Barry asks Jay Garrick for help against Savitar. The two heroes locate and defeat Alchemy and return his weapon to its box, causing Savitar to disappear before he can kill Jay. Discovering Julian to be Alchemy, Barry reveals his own identity to him to get further information. Julian relates how he located the Philosopher's stone following a vision of his dead sister and that he has been having blackouts ever since. Savitar manifests through Cisco using visions of Dante and fights Barry and Wally
Barry has been having nightmares about Iris's murder. Jared Morillo attempts a robbery, but is confronted by Barry, who recalls a news report during his visit in the future when Barry captures Plunder. The distraction allows Morillo to overpower Barry and escape. H. R. launches the museum, but no one visits it. In a second confrontation, Wally intervenes and captures Morillo, gaining praise by everyone except Barry. He eventually reveals the future he saw to everyone but Joe. The team decides to
An Earth-19 bounty hunter named Gypsy, possessing powers similar to Cisco's, arrives on Earth-1 intending to take H. R. back to Earth-19 for trial and execution, as inter-dimensional travel is forbidden there. Cisco demands a trial by combat for H. R.'s life, which she accepts. As the duel is to the death, Barry and H. R. try to ambush Gypsy to save Cisco, but she easily defeats them. Meanwhile, determined to leave a legacy, Iris persuades Wally to help her bust an arms dealer. While he is out s
Barry and Wally continue their training in order to save Iris from Savitar. They race against each other, and Barry wins by phasing through a building. Julian finds a decayed corpse that was murdered just eight hours ago. He confidently informs Joe that this is the work of a metahuman. The body is taken to S.T.A.R. Labs for investigation, where Caitlin and Julian observe it turning to ash. Iris confesses to Barry that she is afraid of her future. Clive Yorkin, the metahuman responsible for the d
Harry is captured while running through the woods. Jesse explains that he was leading an expedition to Gorilla City that was ambushed and killed while Harry disappeared. Barry recalls that in the future Central City will be attacked by gorillas. He, Julian, Cisco, and Caitlin go to rescue him but are captured by Grodd. Speaking through Harry, Grodd asks Barry to help him usurp his master Solovar. Barry agrees to fight Solovar in the arena for the lives of the others and wins, but refuses to kill
Jesse informs her father that she intends to stay on Earth-1 with Wally, which Harry initially tries to prevent. Gypsy attacks Team Flash, but is subdued and revealed to be controlled by Grodd, whose forces have reached the city. Using his powers, Cisco determines that the gorillas will attack the center of town. This turns out to be a distraction for Grodd to abduct a visiting Army general. Barry contemplates killing Grodd as the only way to permanently stop him and also change the future, but
Wally continues having visions of Savitar and, after a physical altercation with him, finally admits this to the team. The team attempts to question Savitar via Julian, who acts as a conduit again. Savitar casts doubt on whether the Philosopher's Stone is truly lost to the speed force. Caitlin confesses that she kept part of the Philosopher's Stone, hoping to use it to remove her powers. Barry and the team figure out that Savitar is trapped inside the speed force but Wally is at home with Jesse
Feeling responsible for everything bad that is happening, and that Wally is suffering inside the speed force, Barry decides to rescue him. Cisco vibes Barry into the speed force, where he encounters manifestations of friends and foes who had previously sacrificed their lives. Less accommodating than before, they push Barry to understand true sacrifice and that he must be the one to save Iris in the future. Barry is also confronted by his former enemy, Hunter Zolomon, and defeats him. Jay Garrick
J'onn J'onzz and Mon-El arrive on Earth-1 with a comatose Kara. The Music Meister attacks and places Barry in a similar coma. He wakes up in a musical world and finds Kara. Meister tells them that if they follow the script, they will return to the real world. Barry and Kara are forced to work as singers in a nightclub run by gangster Cutter Moran. Digsy Foss and his husband are two gangsters opposing Moran. Barry and Kara find Moran's son, Tommy, and Foss's daughter, Iris, in a forbidden relatio
Abra Kadabra, a criminal from the 64th century, comes to Central City, stealing from numerous tech companies and killing two guards. Gypsy returns, in pursuit of Kadabra. Kadabra offers the team the identity of Savitar in exchange for his freedom. Against Gypsy's wishes, a desperate Joe releases Kadabra, who escapes to Thawne's time vault after Gypsy fails to stop him and retrieves a power source. Kadabra also triggers an explosion that critically injures Caitlin. Refusing to take off the neckla
Killer Frost destroys the necklace. Barry travels to 2024, where he learns that Cisco lost his powers after Killer Frost shattered his hands and forced him to use mechanical prosthetics, H. R. has become a successful novelist, Julian works at Iron Heights tending to Killer Frost, Wally is catatonic with a shattered spine, Joe is depressed, and future Barry is a recluse hiding at S.T.A.R. Labs. In his absence, Top and Mirror Master have taken over Central City. Barry fails to learn Savitar's iden
Barry, Cisco, and H. R. visit Tracy to seek her help in making a trap for Savitar; they are interrupted by Killer Frost, who attempts to kill Tracy, but is defeated before she escapes. Tracy goes to S.T.A.R. Labs with Team Flash and is shown her future. Killer Frost later decides to kidnap Joe's girlfriend, Cecile, and demand Tracy in exchange. Killer Frost's plan fails, leading to a battle between her and Cisco. Defeated, she is whisked away by Savitar, but not before Cisco draws some of her bl
Savitar explains that he is a time remnant of Barry, created by his future self while fighting Savitar. After being shunned by Team Flash, the time remnant became depressed and ran back in time to ultimately become Savitar. He explains that he needs to kill Iris so that Barry will be forced to create him in the future. Cisco proposes they stop Savitar from remembering any of their strategies by stopping Barry from creating new memories, but miscalculations cause Barry to lose his memory. Savitar
With 24 hours left before Iris dies, Team Flash learns that there is only one energy source that can power the "Speed Force Bazooka"; a salvaged Dominator technology held by A.R.G.U.S. However, Lyla refuses to hand it over because of her mistrust of Barry due to his creation of Flashpoint. Barry then recruits Snart from 1892, when he was travelling with the Legends, to help him break into A.R.G.U.S. and steal the device. In the process, A.R.G.U.S. agents capture Barry and Snart, but Lyla, seeing
H. R. reveals he swapped places with Iris and dies. Realizing his mistake, Savitar kidnaps Cisco and forces him to modify the Bazooka into an "inter-dimensional quantum splicer" that will allow him to disperse himself throughout time and protect him from the paradox that threatens him. Barry meets with Savitar, believing he can be redeemed, and brings him to S.T.A.R. Labs. Savitar rejects Barry and Iris' pleas, wrecks the lab and orders Caitlin to kill Cisco, but Gypsy saves him. Savitar opens a