1. Uchiha Madara (Naruto)
Madara Uchiha is the legendary ninja who led the Uchiha clan before and after Konoha was founded. After an alliance with his rival, Senju Hashirama and the Senju clan, he and the Uchiha clan contributed to the construction of Konoha. With the power of the Mangekyō Sharingan, Madara took on the role of clan leader. Under his leadership, the Uchiha clan conquered everywhere they went. The battles never end.
As a side effect of the mangekyou sharingan, Madara lost his light, suffered excruciating pain, and eventually, he took the eyes of his own brother – Uchiha Izuna – in order to obtain the eternal mangekyou sharingan. Madara was a very arrogant, cunning person and was described as belligerent and ambitious by nature, so the Uchiha thought he wanted to ignite the flames of war when he challenged Hashirama to a duel.
2. Aizen Sousuke (Bleach)
Aizen Sōsuke is the former captain of Team 5. He is later the Boss of the traitor who left Soul Society with Gin and Tōsen to form the Arrancar army against the Soul Society for the purpose of overthrowing his world ruler. Aizen’s appearance has changed quite a bit, from being a gentleman with glasses when he was the captain of the 5th squad, then changing to a cool form when leading the Arrancar corps and gradually declining when using the Hōgyoku gem. Especially the most handsome when in the last form makes everyone swoon.
Despite being a villain, Aizen is one of the most intelligent and intellectual characters in Bleach. He is always calm in all things, catches everyone’s thoughts, is arrogant in his words, uses words of understanding to make the opponent restless and reveals his own weaknesses, arranges to outline all harmful plots. one by one and almost achieved what they wanted without Ichigo’s presence.
3. Majin Buu (Dragon Ball Z)
Majin Buu is the common name for a monster that was born with the universe and has tremendous power. Throughout the Dragon Ball Z series, Majin Buu has transformed many times and each has a different personality and purpose. Of all the forms of Majin Buu, the most popular are ‘Fat Buu’ and ‘Good Buu’.
These two forms have the same fat, “good” appearance. Although in his ‘Good Buu’ form, he has completely eliminated evil thanks to Mr. Satan. However, because of his nature as a pure evil, without thinking, fat Buu is just like a child, only listening to Satan and ready to kill people if Satan asks.
4. Lelouch Vi Britannia (Code Geass)
Lelouch vi Britannia is a former prince and protagonist of Code Geass. Having acquired a supernatural power called Geass, he decided to use it to destroy the Britannia Empire, create a new monarchy and a superpower that conquered and ruled the world. He is ruthless, very charismatic and willing to do anything, including the most ruthless action to find his mother’s killer, protect his sister – Nunnally. Lelouch to show that he is not the main hero and gentleman, but a complex personality with a soul full of dark things. His all-black outfit showed his true nature.
5. Yagami Light (Death note)
Yagami Raito (Yagami Light) or Kira is the main character in the entire series manga who is also the one who plays the evil character in Death Note. Raito is an extremely intelligent 17-year-old student who leads a boring life. He only finds true joy when he picks up the Death Note, intentionally dropped by the god of death Ryuk.
Yagami decided to use the notebook to kill all the criminals in the world, so he got the nickname Kira, which is the Japanese pronunciation of the English word “Killer”. Yagami’s ultimate goal is to make the world pure, where he will become the new God of mankind. Yagami always defends his killing of criminals that it is necessary in the name of justice.
Source link: Top 10 most popular villains in anime/manga (P.1)