Rule 34 Dev - 2020 abs animated anthro barazoku biceps big_muscles border bulge canid canine canis clothing flexing grey_background growth hair huge_muscles hyper hyper_muscles lizard_soup looking_at_viewer loop male male_only mammal muscle_growth muscular muscular_anthro muscular_male navel nipples pecs quads shirt short_playtime simple_background solo standing thick_thighs thong tight_clothing topwear underwear wardrobe_malfunction white_border wolf|5160847600