Ancient Egypt in the Western imagination American singer Katy Perry released in 2013 the song "Dark Horse" and the plot of the music video for the song was set it ancient Memphis. The video features numerous ancient Egyptian symbols and many of the things featured in it are historically accurate even though no egyptologists were consulted during its production. The turquoise makeup worn by Katy Perry in the video would have been used in Ancient Egypt, the dress she wore is similar in style to the Graeco-Roman clothes worn by nobles such as Cleopatra, the video features the Eye of Horus a powerful symbol in Ancient
The Horus Heresy (novels) after (week of September 23), at number 33. Between the late–1980s introduction of the Horus Heresy and the start of this series publication in 2006, Games Workshop and affiliates released -branded products that expanded the concept's standing as "Warhammer 40,000" background material. The release of such works, which include literature independent of this series, continued ; the works may relate to it as prequels, sequels, or expansions of its stories. Pre-series Horus Heresy literature and other related works may have been superseded or rendered obsolete, while other similar material may no longer be authoritative even as it remains in Horus