List of Space Marine Chapters - K: NameOriginFoundingNotesKnights CeruleanUltramarinesUltima FoundingThe Knights Cerulean is a Loyalist Space Marine Chapter comprised entirely of Primaris Space Marines, created from the lineage of the Ultramarines and raised during the Ultima Founding of 999.M41.Knights ExcelsiorUnknownUnknownThe Knights Excelsior was a formerly Loyalist Space Marine Chapter of unknown origin and Founding. In 321.M37, it took part in the disastrous Abyssal Crusade into the Eye of Terror. When the Knights Excelsior finally emerged back into Realspace, they had been refashioned into the Renegade warband known as the Magma Hounds.Knights of AbhorrenceDark AngelsUnknownThe Knights of Abhorrence are a Loyalist Space Marine Chapter and a successor of the Dark Angels, created during an unknown Founding.Knights of ByzantiumIron HandsUltima FoundingThe Knights of Byzantium is a Loyalist Space Marine Chapter and a successor of the Iron Hands raised during the Ultima Founding. As such, it is composed entirely of Primaris Space Marines.Knights of DornImperial Fists (Suspected)UnknownThe Knights of Dorn is a Codex Astartes-compliant Loyalist Space Marine Chapter of unknown Founding. Though their origin and Founding is unknown, their Chapter name suggests they are successors of the Imperial Fists.Knights of EternityUnknownUnknownThe Knights of Eternity was a Loyalist Space Marine Chapter of unknown Founding and origin. In 990.M41, Hive Fleet Kraken attacked across a large front of Imperial space. The Knights of Eternity was one of several Space Marine Chapters which dedicated their forces to saving the worlds that other Imperial armies had abandoned, selling their lives dearly in the defence of the Imperium. It is presumed to have been completely obliterated.Knights of GryphonneUnknownUnknownThe Knights of Gryphonne is a Codex Astartes-compliant Chapter of unknown origin and Founding.Knights of the ChaliceBlood AngelsUltima FoundingThe Knights of the Chalice is a Loyalist Space Marine Chapter comprised entirely of Primaris Space Marines, created from the lineage of the noble Blood Angels and raised during the Ultima Founding of 999.M41. These gene-crafted warriors are the key components of the resurrected Primarch's Indomitus Crusade to reclaim the galaxy for Mankind.Knights of the Crimson OrderDark AngelsUnknownThe Knights of the Crimson Order is a Successor Chapter of the Dark Angels Space Marine Chapter.Knights of the FlameUnknownUnknownThe Knights of the Flame is a Loyalist Space Marine Chapter of unknown Founding and origin.Knights of the RavenRaven GuardUnknownThe Knights of the Raven is a Loyalist Codex Astartes-compliant Space Marine Chapter of an unknown Founding that is a Successor Chapter of the Raven Guard. The Chapter's homeworld is the planet Coralax. In recent history, for unknown reasons, the Knights of the Raven "came to blows" with Astartes from the Aurora Chapter; the resulting conflict was apparently ended by Marneus Calgar of the Ultramarines.Knights of ThunderUnknownUnknownThe Knights of Thunder is a Loyalist Space Marine Chapter comprised entirely of Primaris Space Marines, created from an unknown lineage and raised during the Ultima Founding of ca. 999.M41.Knights SanguineBlood AngelsUnknownThe Knights Sanguine is a Loyalist Space Marine Successor Chapter of the Blood Angels, created during an unknown Founding.Knights UnyieldingUnknownUnknownThe Knights Unyielding is a Loyalist Space Marine Chapter of unknown origin and Founding. This Chapter was founded as part of the Astartes Praeses -- one of the 20 Chapters of Astartes mentioned in the ancient tome known as the Mythos Angelica Mortis that was created to defend the regions surrounding the Eye of Terror in the Segmentum Obscurus from the forces of Chaos.