King Boo
180px-King Boo Artwork - Luigi's Mansion Dark Moon
Series Super Mario
Age Unknown
Sex Male
Height Unknown
Weight Unknown
Alignment Chaotic Evil
King Boo is the main antagonist of Luigi's Mansion. King Boo has appeared in many Mario games since usually in sports games.

Background Edit

King Boo first appeared in Luigi's Mansion in 2001 where he kidnapped Mario and tricked Luigi into going to his mansion to try to kidnap him to. The plan failed and Mario was rescued by Luigi and King Boo was placed in a painting. King Boo reappeared in Luigi's Mansion Dark Moon where he kidnapped Mario once again and Luigi had to save him a second time.

Powers & Abilities Edit

  • Invisibility: Can turn invisible.
  • Teleportation: Can teleport to other places if needed.
  • Can move through walls.

Feats Edit


  • Nearly defeated Luigi in the Mario Manga.
  • Is one of the hardest hitting batters in Mario Superstar Baseball.


  • Somehow escaped a painting when no other ghost could.
  • He's the only Ghost that can escape the poltergeist 5000.
  • He technically cannot die.


  • Fast enough to keep up with other Mario characters.
  • Can outrun Luigi.


  • Trapped Mario in a painting.
  • Kidnapped Luigi making Mario have to rescue him.

Weaknesses Edit

  • Overconfidence: King Boo is highly overconfident with his plans and it can usually lead to him losing in the end.
  • Light: Light can hurt or even incinerate King Boo.
  • Although he can't die he can still be hurt by Mario.
  • When invisible his shadow and reflection can still be seen.

Fun Facts Edit

  • King Boo is on Wario's team on Mario Super Star Baseball.

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