FURVERT!

anal anal_penetration anthro anthro_on_anthro arachnid arthropod balls bodily_fluids claws crixalis_the_sand_king cum custapple dota erection exoskeleton genital_fluids genitals grey_background group group_sex hooves humanoid_genitalia humanoid_penis line_art male male/male male_penetrated male_penetrating male_penetrating_male monochrome non-mammal_balls nude nyx_assassin penetration penis raigor_stonehoof_the_earthshaker scorpion sex simple_background sketch spread_legs spreading threesome train_position trio valve valve_corporation