rule 34 2015 abstract background all fours anal anal sex animal genitalia animal penis anthro anthro on anthro anthro penetrated anthro penetrating anthro penetrating anthro anvil position balls balls deep big balls big dom small sub blush bodily fluids brown body brown fur bugbear closed eyes comic girl position cum cum drip cum in ass cum inside death by snu snu dirty talk gy style dripping dungeons and dragons ejaculation english text from behind position fur gangbang gavrok genital fluids genitals gnoll green body green scales group group sex hands free hasbro hi res hip grab humanoid genitalia humanoid penis hyaenid kobold larger male legs up male malemale male on bottom male on top male penetrated male penetrating male penetrating male mammal motion lines multiple partners multiple positions murid murine muskie nipples on bottom on top onomatopoeia penetration penile penile penetration penis precum profanity rat rodent role reversal rough sex scales scalie sex sharp teeth size difference smile sound effects spines teeth text tolok tusks wizards of the coast zin 4001588