Tenko Shimura is a major antagonist in My Hero Academia, the grandson of Nana Shimura and eventual supreme leader of the Paranormal Liberation Front, known for his devastating Quirk “Decay” and his role as Izuku Midoriya ’s primary nemesis. Tomura Shigaraki is an alias, and his true name is Tenko Shimura, the grandson of All Might's mentor Nana Shimura. His Quirk, Decay , allows him to destroy anything he touches provided all five of his fingers are in contact with the object, befitting his desire for destruction. Tomura Shigaraki (in Japanese: 死柄木弔, Shigaraki Tomura), formerly known as Tenko Shimura (志村転孤, Shimura Tenko), is the main antagonist of the My Hero Academia franchise. He is the archenemy of Izuku Midoriya. In Villain Academia, one episode is dedicated to showing Origin and his awakening, and he is a growing villain character that is not common in the past or present, and is the protagonist on the villain side, trying to become a villain who surpasses his teacher. Tomura Shigaraki is the central villain of My Hero Academia, voiced by Kouki Uchiyama. As successor to All For One, his Decay Quirk makes him a terrifying force of destruction. Tomura Shigaraki is one of the most terrifying and complex villains in My Hero Academia. Once a neglected child with a tragic past, he became the leader of the League of Villains and later All For One’s successor. Tomura Shigaraki is the main antagonist of My Hero Academia. He is the leader of the League of Villains, and later of the Paranormal Liberation Army, and throughout the series was involved in many terrorist attacks, primarily against UA and Izuku Midoriya. Shigaraki is the actual Tenko Shimura and main villain of My Hero Academia manga and anime. He is the leader of the League of Villains, then the Paranormal Liberation Front. He was the leader of the League of Villains, making his first major appearance as one of the main antagonists of the U.S.J. Arc. He was raised by his master, All For One, with the goal to kill All Might, the Symbol of Peace , and ultimately destroying the society he represents. Shigaraki’s real name is Shimura Tenko, and he is the leading figure of the League of Villains. Raised by the bigger bad, All For One, Shigaraki’s primary goal is to bring down the “Symbol of Peace” All Might and uproot their current society.