@iwannareadmangayea a game were you spent real money to draw for stuff you want. In Genshin there are 2 kinds of banners: for character or weapon. Both have pity system: you are guaranteed to get 5 star character in 90 rolls (character banner) or 5 star weapon in 50 rolls (weapon banner).
MC finds children in first chapter here: https://mangadex.org/title/36646/the-swordsman-called-the-countless-swords-sorcerer
I doubt it's the one you are looking for, because he already is in that world for a while.
It make me procrastinate at work. I'm reading instead of doing stuff I'm supposed to. Does it count as changing life?
BTW, now it's past my working hours already.
@Jackone Anime has a full 12-episode season. It wasn't popular enough to get second season coming. Manga might be cancelled, but I didn't follow it. Rather I read LN to pick up, where anime left.
I think it's difficult request. MCs powers are usually plot armor for that brainless idiot. I haven't read anything from your reference list, so i cannot say it's always the case.
You may try:
https://mangadex.org/title/20444/isekai-mahou-wa-okureteru
MC is OP magician and usually he...
The first returnee story I can remember is this: https://mangadex.org/title/5477/hagure-yuusha-no-estetica
MC is returning to his world with demon king daughter in tow. Next day a returnee school's representative invites them to take the exam. In school they make friends and enemies with other...
Here is some more material for research:
https://mangadex.org/title/27467/ore-no-ie-ga-maryoku-spot-datta-ken-sundeiru-dake-de-sekai-saikyou
https://mangadex.org/title/15417/himekishi-ga-classmate
https://mangadex.org/title/21153/butsuri-san-de-musou-shitetara-motemote-ni-narimashita