BoBoiBoy finds himself thrust into a world filled with man-eating demons and demon slaying swordsmen. With no indication of how he got here and his power stripped from him, will he be able to live long enough to go back home to his own? [Kimetsu No Yaiba x BoBoiBoy Galaxy] DISCLAIMER: Demon Slayer is owned by Ufotable. BoBoiBoy/Galaxy is owned by Animonsta Studios.

[Ch.2 UPDATE!] Halilintar harus menerima kenyataan seluruh keluarganya tewas kecuali adiknya, Duri, yang telah menjadi iblis. Ia pun bertekad merubahnya lagi menjadi manusia dan menguasai teknik pernafasan. Ini adalah perjalanan Halilintar menjadi pemburu iblis serta membantu Tanjirou Kamado memburu Muzan Kibutsuji. [no pairings. reposted]