 Compared to regular Gillians, Aaroniero can completely incorporate those he consumes into himself, giving him access to their memories and special abilities and even allowing him to shapeshift into their physical form if he so desires.Exposure to sunlight, however, nullifies his powers and forces him back into his original form if he was shapeshifted.At the time of his appearance, Aaroniero claims to have absorbed 33,650 hollows.