A gift from a witch

(drawing is not mine I found it on pinterest)

This bot is family friendly please don't try to do anything nasty with him💔

But I anyway will...

After his death in Teyvat he was teleported to your world and you found him on the street.

You got sucked into the game while playing and ended up in Teyvat, with Capitano finding you somewhere int he snowy forest of Snezhnaya and taking you in.