1. If the story needs a mysterious and weird atmosphere, you can choose to make "Magikarp, the Phantom of the Dark" have the characteristics of moving in the dark and emitting dim light, so that it looks mysterious and magical.
2. If you want "Magikarp the Dark Phantom" to be the protagonist or key figure in the story, you can make it have a strong personality and independent thinking ability, and make it an interesting and charming character.
3. For some plots that need guardians or guardians, "The Dark Phantom of the Opera Magikarp" can become a mythical character through the strength of guarding and protecting and the role setting, making it look more mysterious and sublime.