
Kenja no Mago
A young man is reborn in another world where he is adopted as a baby by the hero Merlin Wolford and named Shin. By his 15th birthday, Shin has accumulated all kinds of power by studying under Merlin, but one thing his adoptive grandfather didn't give him was a lick of common sense.
(Source: Anime News Network)
An Anime I enjoyed throughout. It sadly lacks innovation but happily lacks many common annoyances too.
I enjoyed this generic-ass isekai more then I should have
It's generic and it's trashy but it infuriates me more than an isekai usually would.
Another Isekai that just hopped on the hype train with the same tropes and Overpowered Mc

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Wise Man’s Grandchild has 12 episodes.
As of now, Wise Man’s Grandchild has finished.
Wise Man’s Grandchild aired from April 10, 2019 to June 26, 2019.
Wise Man’s Grandchild is a TV series with episodes around 24 minutes long, originally from Japan.
Wise Man’s Grandchild premiered in Spring 2019.