Name: Ken Kaneki
Race: One-Eyed Ghoul
Rank: SS-Rated
Occupation: Working for Anteiku
Affiliation: Anteiku, Anti-Aogiri (formerly), Ken's Group (formerly)
Special Abilities/Attributes: exceptional Kagune control, exceptional regeneration, keen intellect, basic martial arts knowledge, extremely high pain tolerance, half Kakuja (uncontrolled)
RC-Type: Rinkaku + incomplete Kakuja (Centipede)
vs
Name: Donquixote Doflamingo
Occupation: Pirate
Crew: Donquixote Pirates
Status: Captain , Shichibukai
Age: 41
Devil Fruit Power: Ito Ito No Mi - String String Devil Fruit
Haki: Yes (all 3 types)
Special Attributes: Great Agility, Awakened Devil Fruit, Cunning, Durable
Scenario: They fight at a random city somewhere in a random world. They have no restrings and they will fight one on one until death.