Rule 34 Dev - anthro backwards_baseball_cap backwards_hat baseball_cap beard bottomwear clothed clothing exercise facial_hair front_view hat headgear headwear looking_at_viewer male mane muscular muscular_anthro muscular_male push-up shirt shorts simple_background smile solo tank_top topwear white_background workout butusan_p mr._amino felid lion mammal pantherine 1:1 2021 2d_animation animated green_and_white loop monochrome short_playtime|12561894485