Before Bai Tza can use another flood, Uncle uses a gourd from one of the Immortals to seal her away again. Unfortunately, Jade steps too close to the chi spell and is dragged into Bai Sa's portal. Meanwhile, the Demon Sorcerers communicate with and confront Shendu. In order to escape punishment, he promises that all seven of the Demons can use his own Portal – the only one left – to come back to Earth. A race against time ensues as the Chans work from both sides to both recover Jade and close the last portal for good.

Jackie searches for the Lotus Temple. Jade gets lost and finds the temple. She also encounters a young girl who is cursed. Jade promises to help her break the curse.

Shendu alters the Book of Ages, and changes history. In a world where demons rule, Jade remembers how things were, and must convince her Uncles to help her set things right.

Shendu and the Dark Hand find a clue to the first gate that will enable him to release his sister, the Mountain Demon. Jackie goes to Japan to stop them, while Uncle begins to train his new apprentice, Tohru. Meanwhile Jade causes havoc with a duplication spell.

When her classmates get a tattoo, Jade decides to get one also. The design she chooses, however, comes from a magical book, which has unexpected consequences.

Jackie is asked to authenticate some artwork in Paris. The art is stolen by Origami, a thief who can fold himself like paper. Jade calls Viper hoping the ex-thief can help them capture him.

The Dark Hand must travel into space to free Tso Lan, the Moon Demon. Jackie and Jade travel along as stowaways on their stolen shuttle and must hold off the demon so Tohru can arrive on the reserve shuttle with the Chi Spell ingredients. With Uncle handling the incantations from NASA Mission Control, they must seal the Demon Sorcerer back in the void before he uses his gravity-manipulating powers to change the face of Earth forever.

An evil dentist smuggles an ancient artifact called the Holy Sutras in Jackie's filling. The hero must prevent the Sutras from falling into the wrong hands.

Jade, Uncle, and Jackie escape from Shendu's palace with a few talismans taken from Shendu. Using Jade's memories of the Immortal symbols, they embark on a mission to find the other members of the J-Team and manage to banish half of the Demons in the process. Realizing what has transpired, Shendu and the other three remaining Demons make a final stand at Australia to prevent history from being corrected.

Jackie finds a highly valued cat statue. Anyone who is scratched by it is magically transformed. Forced to steal it back for a gangster when Jackie is tossed into a jail cell, Jade is able to retrieve the statue, but gets scratched by it in the process. Uncle had been researching into the Cat’s legend, and says that the cure lies within. Jackie soon has an epiphany, and decides the Cat is too dangerous to be in a museum. So he smashes the statue, thus releasing a purple-colored gas that cures Valmont and Jade. With that, Jackie then realizes that “The antidote lies within” meant that the antidote was inside the statue itself (and not within a person, despite what he thought at first).

Uncle receives signs from Chi Master Fong, and follows them to the Hidden Valley. They find Daolon Wong as he prepares to unleash the dark chi held in check in a statue. Tohru is struck blind, Jackie is mute and Jade is now deaf, and soon Uncle is captured by his archenemy. The team must learn to use their other senses to free Uncle and defeat Daolon Wong.

Captain Black is ordered to remove the Talismans from Section 13. So they're force to a new place for them. Daolon Wong tries for the Talismans, unaware that all the powers of the Talismans have been transferred into the Amazing T-Girl.

In a mix of science and magic, the Rabbit Talisman sends Jade back in time to 1976, where she encounters younger versions of Jackie, Uncle and even Valmont. However when Shendu sends the Enforcers back to recover the Talisman (Which Jackie follows), they decide to try to change history by getting rid of the younger Jackie Chan.

Jackie and Uncle try to study the marking on the statue of Lo Pei, the warrior who scattered the Talismans, hoping to find clues to the remaining ones. When Jade shatters the statue, she finds a way to repair the damage, and brings the ancient warrior to life.

The Dark Hand allows themselves to be captured and sentenced to prison so they can open the Wind Demon's portal in Hollowlands Prison. Jackie must go undercover.

Jackie is excavating some ancient armor when Uncle reveals it is the Armor of the Gods. This ancient suit of armor was worn by the Eight Immortals in their battles against the Demon Sorcerers. It proves quite convenient when the Dark Hand travels to Spain to find the portal of Dai Gui, the Earth Demon. However, sealing Dai Gui is complicated, as Jade used a sleeping potion on Uncle because of his constant complaining.

Jackie acquires a cursed emerald, and must find a way to break the curse. Meanwhile, Finn decides to leave the Dark Hand.

Stonehenge is stolen. Jackie goes to England on an archaeological dig, and encounters a secret society that plans to destroy the modern world.

While examining some antiques in an old castle, Jackie and company encounter a vampire who lives by draining people's chi. When the vampire drains the chi of of the family, the remaining members find a way to temporarily revive their fallen comrade. With the vampire growing stronger with each victim, they must quickly find a way to defeat him permanently.

The Dark Hand, with the power of the Talismans, goes on a crime spree. Although Jackie is eager to leave Section 13 behind, he agrees to help them one last time against the Dark Hand. Meanwhile, Shendu escapes back to the real world and tries to possess Jackie but accidentally possesses Valmont instead.

The Dark Hand goes hunting for the legendary Pan'ku Box which will lead them to the eight Demon Portals. Knowing that the Dark Hand is too strong with the Talismans for Jackie and Uncle to handle alone, Jade recruits El Toro Fuerte and Viper, along with the reformed Tohru, to form the J-Team.

Jackie guides a wealthy museum supporter on a expedition to find the remnants of the Muntabs. They discover the Muntabs aren't extinct.

Shendu goes to Hollywood to free his brother the Thunder Demon. Jade tries to make Jackie the next big action superstar in Hollywood as Jackie tries to prevent the demon from returning.

The Dark Hand seeks out the next Demon Portal at Fenway Park. Hsi Wu the Sky Demon, flies out of the Demon Netherworld but it's right in front of the girls bathroom door, and his tail snaps of as Jade tries to close the door. Hsi Wu disguises himself as one of Jade's classmates and they become friends. But once Hsi Wu learns that Uncle put a Chi Spell on his tail, an angered Jade uses some of the Talismans to confront him.

Jackie and Uncle are supposed to explore an underground city the same night as Jade's theatrical debut. Jade's upset that no one will be there to see her perform, and comes up with a solution. An ancient evil is freed from the underground city seeking revenge on the descendants of the one who imprisoned it.