Fantasy, Drama, Adventure Why it’s popular: The grandfather of modern isekai. A 34-year-old shut-in dies and is reincarnated into a magical world as a baby named Rudeus Greyrat. He vows to live his new life without regrets. The animation is movie-quality, the magic system is hard, and the characters are deeply flawed (sometimes offensively so). It is the most ambitious isekai ever made.
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