:Category:Warhammer 40,000
{{Cat main|Warhammer 40,000}}
{{Commons cat}}
Category:Military science fiction
Category:Science fiction franchises
Category:Works about the future
Category:Demons in popular culture
Category:Mass media franchises introduced in 1987
Category:Fiction about genetic engineering
Category:Fiction about space warfare
Category:Weapons of mass destruction in fiction
Category:Wikipedia categories named after games