2boys, air_bubble, artist_name, barefoot, black_background, blue_background, blue_eyes, blue_hair, blue_pants, blue_shirt, bound, bound_ankles, bound_arms, bubble, chain, chained, closed_mouth, collared_shirt, colored_skin, earrings, full_body, grey_skin, holding_breath, interspecies, jewelry, kibstar, looking_at_another, male_focus, midriff, monster_boy, multiple_boys, octopus_boy, orange_hair, original, pants, pointy_ears, shirt, short_hair, short_sleeves, simple_background, suction_cups, tentacles, toned, toned_male, underwater, yaoi