Best Starter Anime Series 

My Hero Academia  In a world where nearly everyone has superpowers, or "quirks," a quirkless boy named Izuku Midoriya dreams of becoming a hero. 

Attack on Titan  Humanity fights for survival against giant humanoid creatures known as Titans.  

One Punch Man  Saitama, a hero for fun, becomes so powerful that he defeats any opponent with a single punch.

Death Note  Light Yagami gains possession of a mysterious notebook that allows him to kill anyone whose name he writes in it.

Fullmetal Alchemist: Brotherhood: Brothers Edward and Alphonse Elric use alchemy in their quest to find the Philosopher's Stone to restore their bodies after a failed alchemical experiment.