|Appearances||vs. Phoenix Wright: Ace Attorney|
Boistrum is a character that appears in Professor Layton vs. Phoenix Wright: Ace Attorney. He is the captain of the Vigilantes, who stand guard at the Bell Tower since its appearance in Labyrinthia three months prior to the game's events. He also stands as a witness in the last Witch Trial.
Boistrum wears a Knight's armor, with a dark green cape around his neck. He also wears a diamond patterned mail coif around his head, and has blonde hair.