Bloody Elisa is the patron saint of vacuum. She is popular among civilian pilots in both the UNSC and the Eridanus Rebels.[1]

Sources

  1. ^ "Admiral Whitcomb laid it out for him in short, easy-to-understand sentences: the fall of Reach, the Covenant's search for an alien technology, the chase and battle in Slipspace, and the unclassifiable radiation that would lead the Covenant through Slipspace...to here. As he spoke, Governor Jiles set his feet onto the floor, and his relaxed position solidified. He leaned forward and set his elbows on the table. His congenial smile slowly tightened into a scowl. "Bloody Elisa!" he shouted, jumped to his feet, and swept a decanter off the table. The glass shattered and ruby-colored brandy spattered across the hardwood. John and Fred had Jiles instantly in their gunsights, but the Admiral held up his hand. "'Bloody Elisa'?" the Chief asked Cortana. "The patron saint of vacuum," the AI replied. "She's popular among civilian pilots"
    E. Nylund, Halo: First Strike, pg. 259