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King Boo is a character introduced in Luigi's Mansion. He is both the main antagonist and arch-nemesis of Luigi in the Luigi's Mansion series, which also includes him as the leader of the Boos and ghosts. King Boo is allied with Bowser, whom he has...

King Boo is a character introduced in Luigi's Mansion. He is both the main antagonist and arch-nemesis of Luigi in the Luigi's Mansion series, which also includes him as the leader of the Boos and ghosts. King Boo is allied with Bowser, whom he has...

King Boo is a character introduced in Luigi's Mansion. He is both the main antagonist and arch-nemesis of Luigi in the Luigi's Mansion series, which also includes him as the leader of the Boos and ghosts. King Boo is allied with Bowser, whom he has...

King Boo is a character introduced in Luigi's Mansion. He is both the main antagonist and arch-nemesis of Luigi in the Luigi's Mansion series, which also includes him as the leader of the Boos and ghosts. King Boo is allied with Bowser, whom he has...

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