2boys, bangs, black_hair, bodysuit, collarbone, dark-skinned_male, dark_skin, eyelashes, facial_hair, flippers, floating_hair, giant, goggles, long_hair, looking_at_another, male_focus, merman, monster_boy, multiple_boys, oxygen_tank, purple_hair, swimming, topless_male, undercut, underwater, webbed_hands, wetsuit, yellow_eyes