Final answer:
Ed Gein, also known as 'The Plainfield Ghoul,' is the killer who had many odd and grotesque things found in his home by police.
Step-by-step explanation:
The killer you are referring to is Ed Gein, also known as 'The Plainfield Ghoul.' He was infamous for his bizarre and grotesque collection of items made from human body parts, which were discovered by police in his home. Some examples include chairs upholstered with human skin, soup bowls fashioned from skulls, and faces stuffed with newspapers and mounted on his walls. He also made a 'mammary vest' using the torso of a woman. Ed Gein's crimes and psychological profile have been extensively studied and have had an influence on popular culture.