FURVERT!

absurd_res anthro anus balls beaker butt circumcised cybernetic_eye cybernetics cyborg dr._pendulum dragon flask flexible folded genitals gerrkk glistening glistening_butt green_liquid hi_res humanoid_genitalia humanoid_penis laboratory_equipment laboratory_glassware legs_behind_head legs_up machine male masturbation mechanical_arm mythological_creature mythological_scalie mythology penis perineum puffy_anus scalie scientific_instrument simple_background smile solo spreading tail