A key issue noted for First appearance of Mind Flayer. Stranger Things #4 was published by Dark Horse Comics on January 1, 2019, as part of a series that began in 2018. Jody Houser writes, and art comes from Aleksi Briclot, Ethan Young and Jen Bartel. This 32-page issue features Dustin Henderson, Lucas Sinclair, Mike Wheeler, Eleven and Will Byers, among 8 characters cataloged on VerseDB.