LazyLurker said:
There are two good Konosuba crossovers with Shirou.
https://m.fanfiction.net/s/12701830/1/Just-My-Luck
https://m.fanfiction.net/s/12408075/1/Go...rving-Hero
https://m.fanfiction.net/s/12701830/1/Just-My-Luck
https://m.fanfiction.net/s/12408075/1/Go...rving-Hero
https://www.fanfiction.net/s/12701830/1/Just-My-Luck
https://www.fanfiction.net/s/12408075/1/Go...rving-Hero
-chronodekar