Ghost Killers vs. Bloody Mary (2018) is a Brazilian horror-comedy directed by Fabrício Bittar that follows a group of YouTube paranormal investigators investigating a school haunting, as reported by IMDb and Dread Central. Critics noted the film's extreme gore and use of practical effects, while often categorizing it as a 1980s-inspired splatter film that satirizes online celebrity culture, according to Cryptic Rock and Rotten Tomatoes. For more information, visit Rotten Tomatoes . Ghost Killers vs. Bloody Mary - Rotten Tomatoes