FURVERT!

1:1 3d_(artwork)3d_animation abs alien alien_humanoid animated anthro balls biceps big_balls big_muscles big_penis blue_body bodily_fluids body_size_growth butt cinematic claws detailed_background digital_media_(artwork)erection expansion fingers flexing flexing_bicep flexing_muscles genitals growth half-life hi_res huge_balls huge_filesize humanoid hyper hyper_balls hyper_genitalia long_playtime looking_at_viewer looking_pleasured male moan muscle_growth muscular muscular_anthro muscular_male music musk nighdruth nude open_mouth parabiote pecs penis pulsing size_transformation smile smirk smug smug_face smug_grin solo sound sound_effects sound_warning standing sweat symbiote teeth teeth_showing throbbing throbbing_balls throbbing_penis transformation tritan_(nighdruth)valve valve_corporation video