Helm Aquamarine is a powerful and charismatic character in the mobile game Goddess of Victory: Nikke. As the captain of the Elysion fleet and a Nikke of the Elysion faction, Helm is known for her strict discipline, leadership, and unwavering sense of duty. She commands respect from her peers and subordinates alike, playing a key role in combat operations against the Rapture threat. Helm's commitment to her mission and her crew makes her a central figure in the story, guiding her team with both strength and compassion.