He is a supernatural bull who used to be former brothers-in-arms with Oogway, but when he stopped him from taking away the chi of pandas, he developed a hatred for him and sought to destroy his legacy as a result and steal the chi of every master and panda.
Ultimately, Po overloads Kai with chi, obliterating him and freeing all the masters whose chi he had stolen. Kai appears in a non-speaking role in Kung Fu Panda 4, in which he is brought back from the Sprit Realm by the Chameleon. After Po defeats the Chameleon. Kai gets his skills back and returns to the Spirit Realm.
The battle occurred when the two friends differed in their ambitions of how to use the power of chi, Oogway wanting to use it for good, and Kai wanting to take the chi of others to increase his own power.
In comparison to the previous villains, Kai is a lot more outright and laughably evil at that. He is pure evil and betrayed Oogway, the one person he ever seemed to actually care about. Not to mention, he's also the first villain that Po outright couldn't beat by himself.
Every Master Enslaved By Kai | Kung Fu Panda 3 Explained
Why did Kai turn bad?
Because of Kai's siphoning power, he had an unfair advantage, so his parents kept having children until another set of twins named Luke and Liv were born. Angry at being denied his destiny, Kai goes on a murderous rampage killing his other siblings until it was down to him, Jo, Luke and Liv.
However, after learning about the power of chi, Kai's ambition began to consume him, transforming him into a fearsome, destructive, obsessed, tenacious, power-hungry and envious warmonger who desired to take chi from others for himself.
He is the first student, former adoptive son, and archenemy of Master Shifu, who acknowledged him of being the Dragon Warrior and eventually became evil when Master Oogway refused to give him the position, witnessing Shifu, not protesting against his denial; feeling abandoned and unworthy.
Though Oogway invented kung fu and is often considered the greatest master, the franchise's titular character, Po Ping the Dragon Warrior, proves that he has surpassed even Oogway by the end of Kung Fu Panda 3. Po defeats Kai, who defeated Oogway, proving that he is the best kung fu master to have ever lived.
But due to Kai's credit, he did have a few advantages over Death. Boomstick: His large army of jombies meant he could've overpowered Death, and Death didn't quite have enough experience to match Kai's 500 years of fighting in the spirit realm. Wiz: If it was up to those 2 factors, Kai could have won.
Though these students became well-known for their heroics, none of them were selected to be the Dragon Warrior, and Shifu was outraged when Po was chosen instead.
In a battle between Tai Lung and Kai, it is generally believed that Kai would emerge victorious. Here's why: Size and Strength: Kai is depicted as being bigger and stronger than Tai Lung [1]. His physical prowess gives him an advantage in combat, allowing him to overpower his opponents.
Po finds himself torn between his love of being Dragon Warrior and his feelings for Lu-Shi. Eventually he decides to marry her, while Crane begins organizing the ceremony.
After a failed attempt to stop a gang of weasels from stealing the WuGao Gauntlet goes bad, Po's reputation is destroyed and he is stripped of his status as Dragon Master.
Tigress' skills have been relatively uneven since she's been defeated by the likes of Shen and Kai but has always bested Po. That mainly comes down to Po not really wanting to hurt Tigress, but it's also clear she's a cut above the rest based on pure skill.
Soon after the events kf kfp2, Po and Tigress had a long, heart to heart talk about how much they care about one another and this led them to eventually begin dating. They kept it a secret from the others, not wanting this to get awkward seeing as how they all live, train and work together.
Lord Shen. Po's main opponent in Kung Fu Panda 2, this dastardly, short-tempered peacock is bent on conquering all of China and wiping out all the nation's pandas. He also commands a wolf army and devises a cannon to put an end to kung fu.
Lord Shen is the main antagonist of Kung Fu Panda 2. He is a sadistic and devious peacock who want to take over China (including Gongmen City) and destroy Ku Fung with his cannons as well as Soothlayer's former master and the Wolves's leader.
Why was Shen evil? It seems that Shen was power-hungry to rule China for no reason and used fireworks to weapons to use it to take over China. Tai Lung was evil because he was not worthy to be chosen to be the "Dragon Warrior" and Kai was evil because he would be more strongly by chi.
(Unleashes a rippling wave of light that vanquishes Tai Lung) Tai Lung's last words of dialogue, before Po defeats him by using the Wuxi Finger, sending him to the Spirit Realm, putting an end to his reign of terror once and for all.
In The World Has Turned and Left Me Here, Bonnie killed Kai by telekinetically throwing an ax into his chest, and Damon was initially upset by this act, as he was sure they needed Kai in order to return to the living world.
