Gladiia is a 6-star Arts Guard operator from the Aegir race in Arknights, serving as a skilled Vouivre hunter from the abyssal hunters. She joined Rhodes Island after events involving the Columbian city of Siesta and later became affiliated with Ulpianus and the organization. Known for her elegant demeanor, immense strength, and ability to wield a massive Originium blade, she excels in melee combat with AoE arts damage and self-buffs. Gladiia often acts as a secretary alongside Mountain, handling paperwork with poise while harboring a sense of duty from her hunter background.