Purity wardens
| Purity Wardens | ||
|---|---|---|
 |
||
| Battle Cry | "In His Name!" | |
| Founding | Middle M33 | |
| Successors of | Ultramarines | |
| Successor Chapters | None | |
| Chapter Master | Geros Regisium | |
| Primarch | Roboute Guilliman | |
| Homeworld | Mare Aeternam | |
| Strength | Unknown (claimed to be 1000-1200) | |
| Allegiance | Imperium | |
| Colours | Ocean Grey-Blue, White helmets, Blued Steel | |