Atomic Monster Productions (simply known as Atomic Monster) is an American film and television production company, founded in 2014 by James Wan. The company is known for producing films in The Conjuring Universe, Lights Out, Mortal Kombat, Malignant, and M3GAN. Atomic Monster will merge with Sony's TriStar Pictures for the upcoming horror films after it was developed with Universal's Blumhouse and its first deals producing with New Line Cinema and Warner Bros. Pictures..