Pyramid Head, also known as Triangle Head in Japanese or The Bogeyman, is a fictional monster from the Silent Hill video game series, introduced in the second installment, Silent Hill 2, as one of the two main antagonists. There it serves as a symbol of the protagonist's repressed guilt and anger over murdering his wife. He has since appeared in subsequent series entries as the main antagonist and featured in as a minor antagonist in Silent Hill: Homecoming.