A Chapter is a independent Space Marine combat force usually made up of 1000 or so space marines. Each chapter has it's own traditions and traits but they can all trace their origins back to the founding legions of the Adeptus Astartes.
A Chapter is a independent Space Marine combat force usually made up of 1000 or so space marines. Each chapter has it's own traditions and traits but they can all trace their origins back to the founding legions of the Adeptus Astartes.