John Constantine: Hellblazer #21 was published by DC Comics on July 1, 2019, as part of a series that began in 2019. Andy Diggle and Andy Kubert write, and art comes from Leonardo Manco and Mariana Manco. This 356-page issue features John Constantine, Chas Chandler, Gary Lester, Echidna and Chantinelle, among 12 characters cataloged on VerseDB.