Philip Butler

Philip U. Butler is an American officer working at the garrison in District 23.

Personality
Philip is shown to have a rather conniving nature, demonstrated when he designs a backup plan to blame Club Primavera if he were to fail to find a missing American soldier at the request of the mafia.

Season 1
Philip plans to have Caleb assassinated after he pays, however the assassination is botched.

Season 2
Philip briefly appears in Season 2 when it is implied that Rose Haibara had been seducing him in order to gain further control over District 23.

Season 3
Philip's garrison is taken over by Gabriel Kaburaya, who blackmails Philip due to his knowledge of Philip's mafia connection.

Last Season
As Gabriel dies, Philip mentions something having happened to his younger sister Ange. However, Gabriel appears genuinely confused by this.

Trivia

 * Philip's name, design, and mannerisms are an homage to Battler Ushiromiya, though the two have no canonical relation to each other.
 * Philip's eyes are repeatedly referred to as "eagle eyes," a possible reference to the One-Winged Eagle.
 * Philip has a younger sister named Ange.
 * Philip's middle name is abbreviated as "U." in the credits to Last Season.
 * Philip is half-Japanese (on his mother's side).