Changes

After the [[Horus Heresy]], This is a list of the loyal [[Space Marine Legion]]s were split into smaller [[Chapter]]s of a thousand Space Marines each that have been named by Games Workshop in order to prevent official texts, and does not include any one person from being able to control so many troops ever again. Over time"home grown" chapters, though it does include the number of chapters has grown, [[Chaos Space Marines|Chaos Marine]] Legions and warbands and is said to number a thousand[[Renegade Space Marine]] forces.

This is a list of After the chapters named by Games Workshop in official texts, and does not include any "home grown" chaptersHorus Heresy, though it does include the [[Chaos loyal Space Marines|Chaos Marine]] Legions were split into smaller Chapters of a thousand Space Marines each in order to prevent any one person from being able to control so many troops ever again. Over time, the number of chapters has grown, and [[Renegade is said to number around a thousand at the time of the 41st Millenium. This list includes approx 250 Loyal Chapters (discounting destroyed or missing chapters]]) which leaves roughly another 750 unnamed.

It should be noted, however, that Traitor and Renegade forces may vary tremendously in size and composition compared to the Loyalist Chapters - the original Traitor Legions may comprise many thousands of troops, whilst some Chaos Warbands may only have a hundred or so members.

NOTE: This It should also be noted that some Chapters have changed their names during their history and may be represented on this list includes approx 250 more than once under different titles.  Lists of individual faction's forces can also be found here - *[[List of Loyal Space Marine Chapters]]*[[List of Chaos Space Marine Warbands]]*[[List of Renegade Space Marine Chapters, discounting destroyed or missing chapters, which leaves roughly another 750 unnamed.]]

*[[List of Loyal Space Marine Chapters]]*[[List of Renegade Space Marine Chapters]]*[[List of Chaos Space Marine Warbands]]