Smallville - The Complete Fourth Season

As  Kal-El, Clark returns to Smallville and embarks on Jor-El's crusade for the Stones of Power, Lana studies art in Paris and dates Jason Teague. Lex finds the Crystal of Fire in Egypt, but "Clark" steals it and stashes it in the cave before Martha saves him with a piece of black kryptonite. Jonathan awakes from a three-month coma, and Lois Lane vows to avenge her cousin Chloe's death.

4x02 - Gone

Clark and Lois search for Chloe. They discover that Lex and General Lane have had her hidden away, but Lionel manages to send Trent MacGowen to kill her. Meanwhile, Lana returns to Smallville and Jason follows her.

4x03 - Facade

Abigail Fine receives kryptonite-enhanced plastic surgery to treat her acne but suffers from the side-effect of inflicting those she kisses with life-threatening hallucinations. Clark joins the football team. Lana is attacked. Lex learns that Lana is dating Jason.

4x04 - Devoted

Clark and Lois discover that the cheerleaders are spiking the football players sports drink with a kryptonite-enhanced love potion. Lex tries to patch things up with Clark by handing over the research he had on him.

4x05 - Run

Clark meets super-speeding teen Bart Allen. Lana tells Jason about her tattoo. Lex obtains an ancient manuscript with Kryptonian symbols and a hidden map.

4x06 - Transference

Clark is drawn to the prison where Lionel is being held. When he sees Lionel attempt to stab Lex with a strange glowing stone, Clark grabs for the stone causing the two men to switch bodies. Learning his new body has super powers, Lionel immediately begins wreaking havoc on Smallville. Trapped without his powers, Clark must figure out a way to get his body back in order to save his friends and family.

4x07 - Jinx

A mysterious bookie with powers of manipulation has a strange, even dangerous, effect on Clark and his friends. Meanwhile, Lex causes friction by using his influence on Jason and Lana's relationship.

4x08 - Spell

In 1604, in southern France, Lana Lang's distant ancestor Countess Margaret Isabel Thoreau and two other evil witches are condemned to be burned at the stake by Magistrate Wilkins, but Isabel manages to spit her blood on a symbol on a page of their mighty book of spells. In the present day, Lana buys the book on eBay, and by touching the blood-spotted symbol, resurrects the evil countess who possesses her body. Isabel/Lana uses a spell to let the other two witches posses Chloe and Lois. The powerful trio vows to pursue its quest for the three (actually Kryptonian) magical stones which can bring them unseen power. The trio enters a 'surprise' birthday party for Chloe in the barn of the Kent Farm and Isabel throws a spell to make the spectacle really hot, so Clark is one of many boys dancing and drinking in boxer-shorts when his appointment arrives, a representative from Princeton University, who is impressed in a way which can't amuse Clark's parents. The vicious witches cast spells against Jason, who is thrown out of a window but caught just in time by Clark, and Lex, who is made to play the piano constantly so his fingers start bleeding till Clark shoves the piano away, and even to draw the super-power from Clark.

4x09 - Bound

Lex gets wrapped up in a sex/murder scandal. Clark gets Lionel's help to get Lex out of trouble. Lana meets Jason's mother, whom she has seen before in a dream, which was set in the 1600s.

4x10 - Scare

After an explosion at a LuthorCorp lab, Smallville's citizens "relive" their worst nightmares.

4x11 - Unsafe

Alicia Baker returns, and with the help of Red Kryptonite, elopes in Las Vegas with Clark. Lana offers a sexual relationship to Jason in an attempt to win him back. Lionel comes back to Lex with a peace offering.

4x12 - Pariah

When Lana is attacked in her apartment and Jason in his car by an invisible being, everyone believes that Alicia Baker was responsible, except Clark. However after a series of circumstances, Clark begins to doubt Alicia's innocence to the mysterious attacks. Alicia tells Clark that she'll offer to prove her innocence if Clark reveals his own superpowers, but Clark refuses. So, Alicia secretly shows Chloe the abilities of Clark, expecting people to leave them both alone. But elsewhere, Lois discovers that the real culprit of the attacks is the deranged Tim Westcott who's jealous of Alicia's abilities which leads to him murdering her, and then goes after Clark. Meanwhile, Genevieve Teague arrives back in Smallville and approaches Lex Luthor to get his help to separate her son Jason from Lana.

4x13 - Recruit

Clark is approached by Met U for recruitment and meets Geoff, a former Smallville resident. It soon becomes apparent that he is using his powers to paralyze anybody who gets in his way... including Lois.

4x14 - Krypto

Lois accidentally hits a dog and brings it back to the farm to heal, but Clark quickly realizes it has super-strength. He investigates and discovers it was part of an aborted LuthorCorp experiment and that robbers are using the dogs to help them steal money.

4x15 - Sacred

The Kryoptonian metallic disc is returned to Clark following the death of Virgil Swann. Placing the disc in the cave reveals a message from the spirit of Jor-El instructing Clark to find the three Kryptonian knowledge crystals and unite them before others find them and use them to self-interest. The message goes on to tell Clark that allowing a human to assemble the crystals could lead to the destruction of Earth. The first stone, retrieved by Lex in Egypt in the season opener, is in Clark's possession in the cave. The second is apparently in possession of the late Swann's associates. And the third is located somewhere in China. Clark joins forces with Lana where they venture to China to search for the stone where Lex and Jason are also on the hunt for the stone. But they end up captured by the Chinese authorities and tortured for information to the stone's location, and it leads to the spirit of Isobel once again commandeering Lana's body to fight everyone to take the stone for herself.

4x16 - Lucy

When Jason arrives at Lana's apartment at The Talon, they see that is was broken into and wrecked. They discover that the magical stone they took from the Chinese temple is gone. Lana implores Jason to leave it, and concentrate on their romantic relationship instead. But the two meet at Lionel's office, who strongly denies any knowledge of the theft and accuses his son Lex, who makes another innocence-claimant. Meanwhile, the Kent farm gets an uninvited guest's guest: Lois Lane's younger sister Lucy, a violinist who left her fancy Swiss boarding school. The Lane girls start hanging out at Clark's place and at The Talon, where Clark catches Lucy stealing from the till; she says to be in debt with Swiss loan shark Marcus Becker "to afford the lifestyle" of the spoiled brats in her class. Lex knows Becker as member of a major crime syndicate he has business problems with, and offers to help. Becker isn't content to take Lex' money, he kidnaps the sisters to extort more, Clark decides it's time to use his superpowers.

4x17 - Onyx

A glimpse of the future Lex Luthor is revealed after a kryptonite explosion splits Lex in two and his evil side - Alexander - is released. Alexander immediately imprisons Lex in the mansion and begins his rampage by trying to kill Clark and Chloe Sullivan in the lab, jousting with Lionel and convincing him to return to his dark seeded nature, and finally, threatening to close the Talon unless Lana moves in with him.

4x18 - Spirit

On the eve of the Smallville High School Prom, stuck-up candidate for Prom Queen Dawn Stiles is involved in a car crash into a ravine filled with chunks of kryptonite. While her body lies in a coma, Dawn finds her spirit allowed to possess the bodies of others, where she can continue her quest to become Prom Queen.

4x19 - Blank

Kevin Grady commits thefts and uses his superpower to delete the incident from witnesses' minds. When he does so with Clark who stopped him after robbing The Talon, much more memory gets wiped, so Chloe must take super-boy home to the Kent farm and help him remember who he is, including discovering together the amazing extent of his superpowers and his feelings for Lana Lang. Meanwhile, Lana tells Jason she's neither sure she still wants to go to college nor to stay his girlfriend, claiming it's not Clark but their complicated past, he walks off angry, warning she doesn't realize how much he has been protecting her. Clark and Chloe trace a motor-park pass Kevin dropped to his home, or rather to his father Lawrence Grady, and gradually discover Kevin is in memory manipulation therapy with him in Summerholt neurological institute, where Lex once was a patient, for a hunting accident killing his brother Dillon but escaped. Clark helps Kevin...

4x20 - Ageless

In the middle of the night on the road, a young pregnant woman is going into labor while her husband drives on the road when she suddenly glows and implodes, while the husband stops the car and runs for his life. Lana and Clark are driving a truck along the same road and find a baby in the crater created by the explosion. They take the baby to the hospital, and the Kent family temporarily guards him, who is connected to Clark. Lana and Clark give the name of Evan, and on the next day, he becomes a teenager, precociously aging. The scientists of Lex study the case and conclude that the boy needs a transfusion of the bone marrow of his unknown father, if he can be found, and even then... Clark tries to save Evan. Meanwhile, Genevieve Teague has a meeting with Lionel Luthor and threatens to hurt Lex, in case the missing stone from China is not delivered to her. But Lionel soon turns the tables on Genevieve by poisoning her (the same way he unsuccessfully tried to poison Lex in the previous season) and threatens not to give her the antidote unless she gives him the second missing stone whom she in fact stole from the murdered Bridget Crosby.

4x21 - Forever

Clark must stop the school photographer after he sets up a fake high school and uses his ability to petrify people to kidnap students- including Chloe and Lana- to keep the glory days of high school going forever. Meanwhile, Lex and Lionel are kidnapped and tortured by the Teagues in an effort to find the Kryptonian artifact, revealing that Lana has it.

4x22 - Commencement

When Lana (possessed by Isobel) kills Genevieve Teague by stabbing her with one of the Kryptonian Knowledge Crystals after she attempts to steal it, it triggers a cosmic event that not only severs Lana's link to the spirit Isobel but also sends meteorites from deep space toward Earth and Smallville. At the graduation ceremony for Smallville High, the military arrives to evacuate the town after news that another meteor shower is imminent. Fearing he has a link to the meteorites, Clark goes to talk to the spirit of Jor-El, who informs him that his only hope is to unite the knowledge crystals in the cave. With time running out, Clark sets about locating the final two crystals as meteorites reign down upon Smallville. Lana gives Clark the third stone they recovered from China, which was in her possession all this time, while the second stone is on Lionel's person, which activates. Lex offers to protect Lana and have her flown to New York City, but she gets caught in the meteor shower while riding in a helicopter. Lois manages to get out of Smallville in time, but Chloe stays behind to follow Clark who retrieves the final one from Lionel which hits them with a burst of energy driving him comatose. Chloe helps Clark retrieve the final stone from the Luthor mansion safe after he is immobilized by kryptonite, and helps him escape from Lex. Clark manages to unite all three stones, which transports him to the wild tundra of the frigid North Pole...

Overall: 8.8/10