Movies like tetsuo the iron man

Tetsuo: The Iron Man (鉄男, Tetsuo) (literally Iron Man in Japanese), is a 1989 Japanese tokusatsu cyberpunk body horror film written, produced, edited, and directed by Shinya Tsukamoto. It is shot in the same low-budget, underground-production style as his first two films. The film established Tsukamoto internationally and created his worldwide cult following. It was followed by Tetsuo II: Body Hammer (1992) and Tetsuo: The Bullet Man (2009).

A metal fetishist enters his Tokyo hideout, which is full of metal parts and photos of famous athletes. He cuts open his thigh and thrusts a large metal rod into the wound. Later, he unwraps the wound to discover it rotting and covered with maggots. Horrified, he runs outside into the street and gets hit by a car.