2girls, abs, arms_behind_back, atomic_heart, blonde_hair, colored_skin, faceless, grey_skin, humanoid_robot, jacket, left_(atomic_heart), looking_at_viewer, mihaelmilanovic, multiple_girls, muscular, muscular_female, open_clothes, open_hand, open_jacket, right_(atomic_heart), robot, shiny_skin, siblings, signature, thick_thighs, thighs, twins