Threshold #4 was published by DC Comics on June 1, 2013, as part of a series that began in 2013. Keith Giffen writes, and art comes from Andrew Dalhouse, Chris Sotomayor and Hi-Fi. This 46-page issue features Brainiac, Aqualad, Larfleeze, Sayd and Captain Carrot, among 17 characters cataloged on VerseDB.