3boys, abs, bangs, bara, biceps, black_hair, blonde_hair, blue_eyes, blush, boy_sandwich, completely_nude, cover, cover_page, doujin_cover, erection, feet_out_of_frame, flexing, foreskin, large_pectorals, large_penis, lifting_person, looking_at_viewer, male_focus, male_pubic_hair, multiple_boys, multiple_penises, muscular, muscular_male, navel, nipples, nude, pectorals, penis, pose, precum, pubic_hair, red_eyes, sandwiched, short_hair, sideburns, simple_background, smile, stomach, take_your_pick, testicles, thick_thighs, thighs, toned, toned_male, uncensored, veins, veiny_penis, yaoi