The Ironbloods (鉄血の子供たち, aianburiido), literally "the children of iron and blood", is a group of personal assistants each selected by Chancellor Giliath Osborne himself. The Ironbloods were first mentioned by Lechter Arundel, an Ironblood himself, in Sora no Kiseki The 3rd. Currently, there are four known Ironbloods.