After suffering a tragedy, Seg must adjust to a new life, a new rank and a new threat.

Superman’s grandfather, Seg-El, learns Krypton is in danger of being destroyed so that his future grandson will never be born.

Kai tries to stop McCullough from achieving his endgame as the five Wu pieces — fire, wood, earth, metal and water — inch ever closer to reuniting.

Kai searches for a way to stop McCullough without sacrificing any of his friends. Uncle Six and Zan clash over control of the Triad.

CG, Jenny and Tommy get caught in the crossfire when McCullough unleashes his big guns in a no-holds-barred fight to acquire the Fire Wu fragment.

Trouble follows when Kai and Uncle Six hit the road to hunt down the Earth Wu, who happens to be conducting a search of his own.

A risky power play puts Uncle Six at Kai’s mercy. An unburdened Tommy attempts to get his life together. Zan makes her Triad ambitions known.

While Kai comes clean to his friends, Uncle Six realizes he and McCullough have more in common than their criminal activity in Chinatown.

Fists and fire fly as Kai and Uncle Six face off. Jenny and Tommy show the revamped restaurant to their parents. Lu Xin tangles with McCullough’s men.

Kai attempts to warn CG about his prophetic dream, while Uncle Six ramps up his hunt through Chinatown for the Wu Assassin.

Alfred and Martha Kane take a train ride into the countryside on an assignment, while tragedy strikes in London.

Alfred accepts an assignment from photojournalist Martha Kane that turns increasingly dangerous.

Alfred turns down an offer from billionaire businessman Bruce Wayne and instead accepts an assignment that puts him in the crosshairs of one of the East End’s most dastardly figures.

As Kai begins his Wu Assassin training, more mundane concerns find him turning to Lu Xin for a favor. Jenny prepares for her exacting parents to visit.

A botched restaurant order makes Kai a target of Triad members, who are unaware of his family connections — and his new status as the Wu Assassin

The Trickster escapes from his trial and brainwashes the Flash.

Barry and Tina befriend an Android who’s running from a group of assassins wanting to use her as a deadly weapon.

When a “presumed to be dead” criminal’s body disappears, Barry is suspected. The criminal has invented a machine that makes anyone who hears it’s strange sound waves fall into a…

Barry meets an old classmate and gets involved in a scheme to rip off Star Labs.

A scientist clones Barry. The clone is physically perfect but emotionally it is still a child.

Captain Cold, who freezes his victims to death, is contracted to kill the Flash.

The Flash and the Nightshade team up once again as they go up against a Nightshade imposter.

Jay’s killer, Nicholus Pike, is released from jail and blames the Flash for Jay’s death. He sets the Flash up by using a heat seeking bomb on him, but something…

Barry must protecting a woman and her child from her Criminal ex-husband.

When Barry has nightmares about Tina betraying him, she puts them both under her scanner; but something goes terribly wrong. His dreams are transferred into her mind and now she…

Barry must protect his old girlfriend, Megan Lockhart, from an obsessed, maniacal criminal disguised as The Trickster.

When Julio’s old friend – a jazz musician accused of killing his wife years ago – is scheduled for execution, Barry and Julio race against the clock to prove his…

Barry finds himself up against an unseen criminal who traps Tina and her boss in the lab.

Barry befriends an African American who was once a super hero that defeated a terrorist called the Ghost, who blackmailed the city through television sets. When the presumed dead criminal…

Pieces of a broken medallion are the only clue to an unknown assassin who is on a deadly rampage in central city.

An orphan boy has information that incriminates a 1960s cult figure who is trying to make a comeback.

A murderer escapes from prison to find his loot and kill Barry’s father, the cop who put him away.

A mad scientist uses the Flash as a supernatural force.

Lex is hit with a surprise after his father closes the local Smallville plant to force him back to Metropolis, blaming the plant’s failure on his management. Meanwhile Clark prepares…

After an explosion Lana finds herself getting visions of a serial killer…and his next target is Chloe. Meanwhile Lex and Roger look further into the meteor shower and determine that…

Former Smallville High cartoonist Justin loses the use of his hands in a hit and run accident, and develops the ability to move things with his mind. After crippling his…

Clark gets into a class election and one of his opponents is a krypto-mutant who can control bees. Meanwhile a reporter from Metropolis visits to do a story on Lex.

Tyler gains the power to destroy organic matter with a touch, and resolves to put the dying out of their misery…and Whitney’s father is his next target. Meanwhile Lionel and…

A young runaway, Ryan, has the power to read minds and flees his abusive stepparents. The Kents take him in and Clark soon discovers the boy’s powers and that he’s…

A flower that comes from a reopened “Level Three” of the fertilizer plant brings strange reactions from several people, including Jonathan, Lana, and Pete.