The Legio Praesagius, also known by their Cognomen of the "The True Messengers", is a Loyalist Titan Legion of the Collegia Titanica. The Legion is foremost known for its venerable status, being amongst the most ancient Legions of the Collegia Titanica still in existence. Most of its engines that have participated in the Great Crusade seemed to have survived the terrors of the Age of Strife, and only very few Titans have been commissioned since its reunification with the Imperium. The True Messengers are long-standing allies of the Ultramarines Legion with whom they have fought before. This naturally led to their nomination alongside the XIIIth Legion at the great muster at Calth, per the Warmaster's orders. This placed them in a vulnerable position when the Word Bearers Traitor Legion and