Well... This has been circulating in my head for a long time- even before I watched Inside Out, so I didn't copy anyone.

Though they all represent emotions so yeah.
Characters-

The pink one- Love! Seto
The light blue one- Fear! Seto
The green one- Hate! Seto
The red one- Anger! Seto
The orange one- Happy! Seto
The black and White One- Depression! Seto
The... Other one- Regular Seto