Nine

Nine was born with a quirk that allowed him to take the quirks of others by killing them. He used this quirk to amass a collection of powerful quirks, including super strength, speed, and regeneration. He also wore nine masks, each of which granted him a different ability. Nine was eventually defeated by Izuku Midoriya and his friends, but he managed to escape. He is now on the run, and he is determined to use his powers to take over the world. Nine is a dangerous and powerful villain, but he is also a tragic figure. He was born with a quirk that made him different from everyone else, and he was rejected by society. This led him to become angry and bitter, and he eventually decided to use his powers for evil. Nine is a complex and fascinating character, and he is one of the most popular villains in the My Hero Academia franchise. He is a villain who fans love to hate, and he is sure to return in future installments of the series.