The Captain is the protagonist and player surrogate in the Honkai Impact 3rd Captainverse events and A Post-Honkai Odyssey mode. He serves as the captain of the Hyperion battleship, commanding Valkyries like Kiana, Mei, and Bronya against Honkai threats and other foes. Awakened from cryogenic sleep, he possesses mysterious powers and often interacts with characters in comedic, romantic, or heroic scenarios. His role expands across various game events, side stories, and manga adaptations, where he demonstrates leadership, humor, and unwavering dedication to his crew and humanity's survival.