Phoenix (フェニックス Fenikkusu) is an energetic and unhinged Phantom that was born from the body of a youth named Yugo Fujita (藤田 雄吾 Fujita Yūgo), a quiet, hard-working florist who was among those that Sou Fueki sacrificed to create a Philosopher's Stone that he used to create Koyomi. But as Fueki learned, the Sabbath ritual had an unexpected side-effect in the utter despair experienced by potential magical people would cause their mana to take form and destroy their hosts from the inside. When Yugo died, the newly born Phoenix assumed his Gate's form and proved to be his complete opposite. Phoenix's mindset eventually made him an observer with Medusa after he killed an assigned Gate by mistake and uses his strength to intimidate lesser Phantoms into doing their job. But his confrontations with