Oolong later panicked when Cooler attempted to telekinetically destroy the planet. Also, Oolong has a darker attitude in his early appearances. In Dragon Ball Z: Budokai, when all the seven Dragon Balls are gathered, Oolong appears and summons Shenron, giving the player a choice of 3 Breakthrough capsules. Main article: Dragon Ball Z: Cooler's Revenge. In some of his first appearances, Oolong is shown wearing a Mao suit, made famous by Chinese Communist leader Mao Zedong. Tien is set on beating Goku in the Tournament to avenge Master Shen's brother, Mercenary Tao. Oolong is first seen heading with Yamcha and Puar for Dream Land, a newly built amusement park in town. After she is defeated by Tekka's team, she says this is not over and leaves, causing Trunks to suggest they apologize if they see her again. Oolong usually appears as nothing more than a one-line character in cutscenes for most Dragon Ball Z fighting games, such as Dragon Ball Z 2: Super Battle, Dragon Ball Z: Ultimate Battle 22, Dragon Ball Z: Budokai 3 and Super Dragon Ball Z. Bulma gives him a "vitamin" that causes him to have to go to the bathroom anytime someone whistles "Piggy!"

After the wish, Emperor Pilaf becomes angry and has Oolong and the others put into a cell that will fry them by morning. Oolong and Bulma end up meeting the Ox-King while Goku is away trying to get in the castle. Salza, when his Scouter detected Goku's power increase, initially guessed in shock that Oolong may be the source of the increased power level. Oolong and Puar are able to fly out of a hole made by Goku's Kamehameha so they can prevent Emperor Pilaf's plan to wish himself world domination. Main article: Dragon Ball Z: The Return of Cooler. Main articles: Black Water Mist and Demon Clan, Oolong, Puar, and Master Roshi as Demon Clansman. Unlike many of the characters, he does not age that much. In Dragon Ball: Origins, Oolong plays mostly the same role as he did in the Pilaf Saga, except that the player must navigate his/her way through Oolong's maze-like mansion to battle him. Later during the battle between Goku and Kid Buu his life is later restored with everyone else on the planet by a wish by Porunga and later gives his powers to Goku's Spirit Bomb to defeat Kid Buu. On the way to West City, the plane Oolong is riding with the rest of the gang crashes in the jungle, making everybody walk the rest of the way. Oolong later watched over Goku (who had been gravely wounded from an attack by Cooler), while Gohan and Icarus went to retrieve Senzu Beans for Goku. Those two forms appear in the game as enemies. He also becomes a devoted follower of Garlic Jr. and the Spice Boys whom he worships. Seven years later, Goku is allowed to come back to earth for one day. Oolong is loosely based on the character Zhu Bajie from the classic Chinese novel Journey to the West. Oolong is last seen in the final flashbacks in the final episode of the Dragon Ball anime. After it lands on Earth, Oolong, along with Gohan, Icarus and Bulma, heads to its location. Main article: Dragon Ball: Mystical AdventureOolong accompanies Bulma, Yamcha, and Puar in an airplane as they search for the Dragon Balls. Not wanting Goku to snitch at Bulma that he was upstairs in the bedroom, Oolong takes the form of Bulma and is led outside by the false Goku.
Peco will tell them that the thief was piggish looking, causing both Kid Goku and Kid Trunks to suspect Oolong's involvement. In Dragon Ball: Revenge of King Piccolo, full 3D models of Oolong's Bull and Robot forms can be purchased at Fortuneteller Baba's shop. Surprisingly, Peco accepts his apology, but warns him if he does it again, she will roast him on a spit. Main articles: Garlic Jr. Saga and Trunks Saga, Oolong and Puar under the influence of the Black Water Mist. At Dream Land, he and the group meet Hasky, who is disguised as a fortune teller. Initially, he wore a Korean War-era Chinese People's Liberation Army (PLA) uniform, although later he tended to dress in trousers, button-down shirts or vests, and suspenders. He is a boss and a playable fighter in Dragon Ball: Advanced Adventure (transformed into a bat, but changes into a rocket for his specials). In a rare moment of compassion, he cries out when Puar faints, their rivalry long forgotten.

Oolong was a main character in two of the three live-action adaptions of the Dragon Ball series. He reappears in Dragon Ball: Origins 2, and in the bonus level 1-4, he ends up transforming into Colonel Silver and fighting against Bulma alongside the real Colonel Silver. After their adventure, he begins living at Capsule Corporation in West City. However, he does age a little in Dragon Ball GT. Oolong intended to retreat, although Goku's arrival made this unnecessary. The design Oolong stuck with was the appearance Toriyama came up with in his third draft. Bulma pops out of Goku's shirt and yells at Yamcha for talking behind her back.
Oolong (ウーロン) is an anthropomorphic, shapeshifting pig who makes some minor appearances in Dragon Ball Z Abridged. While heading to the next location of a Dragon Ball, they stop at Monster Carrot's Village to refill on gas, but Goku ends up messing with the Rabbit Mob, causing their leader Monster Carrot to turn Bulma into a Carrot, but Oolong drives away and avoids the conflict until it's all over. Those two forms appear in the game as enemies. Later, Oolong is seen at Kame House, and then at the Red Ribbon Army Headquarters as he and everybody else from the Dragon Ball Gang wants to help Goku fight the Red Ribbon Army. Some months later, Oolong is at Kame House for a party with everyone but is infected by Garlic Jr.'s Black Water Mist. Initially, he wore a Korean War-era Chinese People's Liberation Army (PLA) uniform, although later he tended to dress in trousers, button-down shirts or vests, and suspenders. to locate where Cell's going to broadcast his Cell Games. Three years later, Oolong stays at the Kame House with the others, waiting from news of their friends. Oolong (ウーロン) is an anthropomorphic, shapeshifting pig who met Bulma and Goku while on their quest finding the Dragon Balls. Realizing he's been caught, Oolong will blame his theft on his failure to resist the preverbal demon of temptation and attempts to bribe them to let him go, as he is aware that Peco is a female martial artist. Main article: Galactic Patrol Prisoner Saga The fact that Oolong is a pig wearing a Chinese Communist army uniform implies Akira Toriyama's message behind this character. They come across the Red Ribbon Army along the way and Oolong and the others are eventually captured and imprisoned shortly after meeting Master Roshi. Since Bulma loses her Capsule case in a river, the gang is forced to walk the Diablo Desert where Oolong meets up with Puar, a former classmate of which he bullied, teamed up with a desert bandit named Yamcha. Oolong, Yajirobe and Master Roshi are the first to be captured by the Guards where they are brought into the Big Gete Star and are imprisoned by the Guide Robo. Main article: Prison Planet SagaOolong is taken by Fu from just after the defeat of Emperor Pilaf and placed in the Slum Area of the Prison Planet. In Ultimate Battle 22, if two Kid Gokus fight each other, the one who loses the match transforms into Oolong after he falls, revealing him to have been an impostor.