Rule 34 Dev - 3_heads animal_genitalia anthro apode erection genitals knot legless looking_at_viewer male multi_genitalia multi_head multi_knot multi_penis muscular muscular_anthro muscular_male open_mouth penis serpentine simple_background solo tongue vein pfh mario_bros nintendo tryclyde draconcopode naga reptile scalie snake 1:1|3090110660