FURVERT!

1:1 anthro armband biceps bowser bracelet bulge clothing collar hair hi_res horn jewelry koopa kostos_art looking_at_viewer male mario_bros musclegut muscular muscular_anthro muscular_male navel nintendo nipples pecs red_hair scalie shell smile solo spiked_armband spiked_bracelet spiked_collar spiked_shell spikes spikes_(anatomy)standing underwear