Moe Academy: The Colors of Autumn Are All I Know

[The author wrote this themselves. The writing isn't great, and they often go on hiatus. Genshin Impact characters appear! If that bothers you, feel free to leave.]

Forced to become an interstellar traveler, forced to land in a world with no memories of it, with the System cut off and only some of my skills retained, I wandered lost through the chaos until I was suddenly teleported to an unknown place.

"The barrier is unstable, and the air is polluted." Qi Jiuyan dispersed the Dendro energy gathering around him. "Whatever. There's still plenty of time. When in Rome..."

Also known as "This World Can't Do Without Me" and "Every Day, I'm Just a Tool"

Male protagonist! Male protagonist! Male protagonist! (Important things bear repeating.)

Theme: Save the world!