Puzzlers are those who have a connection to puzzles and consider them of major importance in their life. They are classified in Solvers and Givers.
Solvers[]
Solvers are those who had showed talent in understanding the puzzles' mechanics and solve them. Most of the characters in the Phi Brain: Kami no Puzzle anime series belong to this category.
Known Solvers[]
Givers[]
Givers are those who come up with puzzle mechanics and have the talent to make them. Most of the antagonists in the Phi Brain: Kami no Puzzle anime series are from this category.