Because everyone simps for at least one of them 1 in preferences- 19/08/2021

＞「𝘸𝘦𝘭𝘤𝘰𝘮𝘦 𝘣𝘢𝘤𝘬 𝘵𝘰 𝘵𝘩𝘦 𝘛𝘢𝘪𝘴𝘩𝘰 𝘌𝘳𝘢 𝘺𝘰𝘶 𝘸𝘦𝘳𝘦 𝘮𝘪𝘴𝘴𝘦𝘥 」 𝐒𝐋𝐀𝐘𝐄𝐑 𝐕𝐄𝐑. Demon Slayer belongs to Koyoharu Gotoge.

The title basically says what it is going to be about. ( Most or all the art is from criis-chan on Tumblr.)