Rule 34 Dev - anthro biceps big_muscles biped bone bulge clothed clothing flexing huge_muscles hyper hyper_muscles lava male mature_anthro mature_male muscular muscular_anthro muscular_male open_mouth pecs sitting skull smile solo teeth tongue underwear signirsol mario_bros nintendo blargg elemental_creature goo_creature mineral_fauna reptile scalie 2017 4:3 digital_media_(artwork)|5652853185