Ultramarines - Sources: Arks of Omen: Abaddon (9th Edition), pp. 30-37Apocalypse: War Zone Damnos (6th Edition), pp. 7-24Chapter Approved 2001Codex: Black Templars (4th Edition), pg. 6Codex Adeptus Astartes - Space Marines (7th Edition) (Digital Edition), pp. 4, 6, 8, 12, 14-15, 20, 25, 27-32, 77, 81, 83, 88, 96, 98, 100, 104, 106, 114, 116, 118, 121-141, 205-208, 212-214, 220-222, 224-225, 227, 233-235, 251-264, 290, 293, 297, 299, 302, 305, 311, 314, 316, 320, 323, 326, 328, 330, 335, 337, 339, 342, 345, 348, 350, 352, 354, 356, 358, 360, 362, 364, 367, 369, 371, 373, 375, 377, 380, 382, 384, 386-389, 391, 393, 395, 397, 399, 401, 403, 405, 407, 409, 411, 413-414, 419Codex Adeptus Astartes - Space Marines (8th Edition), pp. 14, 19, 22-31, 98Codex: Black Templars (4th Edition), pg. 6Codex: Space Marines (6th Edition), pp. 8, 16, 20-33, 47, 59, 77, 89, 105-110, 128-141Codex: Space Marines (8th Edition) (Revised Codex), pp. 22-25Codex: Space Marines (9th Edition), pp. 58-59Codex: Tau (3rd Edition), pp. 58-60Codex: Tyranids (5th Edition), pg.14Codex: Ultramarines (2nd Edition)Codex Supplement: Ultramarines (8th Edition), pp. 6-21, 26-37, 41, 74-75, 78, 80Dataslate: Centurion Siegebreaker Cohort (Digital Edition)Dark Imperium (Anthology) edited by Marc Gascoigne and Andy Jones, "Daemonblood" by Ben CounterDark Imperium (Novel) by Guy Haley, Chs. 1-6, 10, 13, 15, 17-18, 20, 22Deathwatch: Core Rulebook (RPG), pp. 53-54, 200Deathwatch: First Founding (RPG), pp. 67-73Deathwatch: The Jericho Reach (RPG), pg. 138Deathwatch: Rites of Battle (RPG), pg. 237Final Liberation: Warhammer Epic 40,000 (RPG)Gathering Storm - Part Three - Rise of the Primarch (7th Edition), pp. 4-93, 131Horus Heresy - Volume II: Visions of DarknessHorus Heresy: Collected VisionsHow To Paint Space MarinesIndex Astartes I, "Bitter and Twisted"Index Astartes II, "Emperor's Fist"Index Astartes III, "Warriors of Ultramar - The Ultramarines Space Marine Chapter"Index Astartes IV, "The Enemy Within"Imperial Armour Volume Two - Space Marines and Forces of the Inquisition, pp. 136-137Imperial Armour Volume Two - Second Edition - War Machines of the Adeptus Astartes, pp. 21, 80Imperial Armour Volume Nine - The Badab War, Part One, pg. 127Imperium Nihilus: Vigilus Defiant (8th Edition), "The Rubicon Primaris," pg. 77Macragge's Honour (Graphic Novel) by Dan Abnett; illustrated by Neil RobertsThe Horus Heresy Book One: Betrayal (Forge World Series) by Alan Bligh, pp. 80-81The Horus Heresy Book Five: Tempest (Forge World Series) by Alan Bligh, pp. 74, 89, 96-99The Horus Heresy: Siege of Cthonia (Specialty Game) (2nd Edition), pp. 25, 111Insignium Astartes: The Uniforms and Regalia of the Space MarinesLeviathan (Novel) by Darius Hinks, Chs. 1-2Warhammer 40,000: Dataslate - Space Marines Strike Force Ultra (Digital Edition)Warhammer 40,000: Rulebook (6th Edition), pg. 394Warhammer 40,000: Rulebook (8th Edition), pp. 61-63White Dwarf 97 (US), "Index Astartes - Ultramarines" by David Wise & Rick Priestley, pp. 39-49White Dwarf 103 (US), "Rampaging Rhinos", pg. 65White Dwarf 119 (US), "Space Marine Painting Guide", pp. 32-39White Dwarf 185 (US), "Lord Macragge, Master of the Ultramarines", pp. 7-12White Dwarf 208 (US), "Faith and Vengeance: Space Marine Chaplain Background and Tactics", pp. 78-86White Dwarf 263 (US), "Index Astartes - First Founding: Warriors of Ultramar - The Ultramarines Space Marine Chapter", pp. 18-25White Dwarf 264 (AUS), "Index Astartes - Ultramarines"White Dwarf 309 (US), "Painting Showcase: Ultramarines", pg. 82White Dwarf (November 2019), "Dawn of the Era Indomitus," pg. 51White Dwarf 498, "Lieutenant Titus of the Ultramarines", pp. 54-61Battle for the Abyss (Novel) by Ben CounterGarro: Oath of Moment (Audio Book) by James SwallowSlaves to Darkness (Novel) by John French, Chs. 1-3Ruinstorm (Novel) by David AnnandaleThe First Heretic (Novel) by Aaron Dembski-BowdenThe Unremembered Empire (Novel) by Dan AbnettBetrayer (Novel) by Aaron Dembski-BowdenDark Heart (Novella) by Anthony ReynoldsMark of Calth (Novel) by Nick KymePharos (Novel) by Guy HaleyRogue Star (Novel) by Andy HoareStar of Damocles (Novel) by Andy HoareSavage Scars (Novel) by Andy HoareNightbringer (Novel) by Graham McNeill, Chs. 2, 6, 16Warriors of Ultramar by Graham McNeill, Chs. 7-12Dead Sky, Black Sun by Graham McNeillThe Killing Ground by Graham McNeillCourage and Honour by Graham McNeillThe Chapter's Due by Graham McNeillIron Warrior (Novella) by Graham McNeillCatechism of Hate (Novel) by Gav ThorpeLeviathan (Novella) by Graham McNeillThe Enemy of My Enemy (Novella) by Graham McNeillChains of Command (Novella) by Graham McNeillCalgar's Fury (Novel) by Paul KearnyThe Fall of Damnos (Novel) by Nick KymeFate's Masters, Destiny's Servants (Short Story) by Matt KeefeThe Heraclitus Effect (Short Story) by Graham McNeillLegends of the Space Marines (Anthology), "Consequences", by Graham McNeillRules of Engagement (Audio Short) by Graham McNeillEye of Vengeance (Audio) by Graham McNeillWarhammer 40,000: Space Marine (Video Game)Warhammer 40,000: Space Marine II (Video Game)Spear of the Emperor (Novel) by Aaron Dembski-BowdenSons of the Hydra (Novel) by Rob Sanders (Marines Mordant and Vindicators Successor Chapter Status)Space Hulk: Tactics (PC Game)Blood of Iax (Novel) by Robbie MacGiven, Chs. 1-3, pg. 330A Brother's Confession (Short Story) by Robbie MacGivenWarhammer Community - Shadowspear Vanguard UnitsShadowspear, Campaign Book, (8th Edition), pp. 6–9Knights of Macragge (Novel) by Nick KymeWarhammer 40,000: Boltgun (Video Game)War Zone Nachmund: Rift War (9th Edition), pg. 30Timeline of the 31st Millennium