Their shenanigans really the core part of their story especially Louis, if the Twins is Chaos then Louis is the pure menace to society.
(Honestly, I'm not sure if Terminally-ill dragon is appropriate for the title, i mean sure he was sick pre-reincarnation but as a dragon he's just close to death's door not exactly weak or sick)
You may feel your favorite manga should be gathered together into distinct categories for your own reference and, now, you can do this with a LIST. After you've created your list or lists, you can proudly recommend them to other manga fans to showcase and share your taste in manga.
Ryuu ni Sodaterareta Saikyou ~Subete wo Kiwameta Shounen wa Ningenkai wo Musou suru~