FURVERT!

abs anthro balls biceps bulge canid canid_demon canine clothing countershading demon erection eyebrows foreskin fur genitals glans grey_body grey_fur hellaverse hellhound helluva_boss hi_res humanoid_genitalia humanoid_penis looking_at_viewer male mammal masturbation muscular muscular_anthro muscular_male muscular_thighs muto2000_(artist)mythological_canine mythological_creature mythology nipples nude pecs penis pose quads raised_tail red_sclera sitting smile smiling_at_viewer solo tail thick_penis thick_thighs underwear vortex_(helluva_boss)