rule 34 34 anal anal sex anthro anthrofied ask bottom armor ass big butt blue hair blush breasts brother lore brother and sister lore english text equid equine female female penetrated friendship is magic ftg crossgender fti crossgender girly gynomorph gynomorphfemale gynomorph penetrating gynomorph penetrating female hair hasbro hi res horn lore intersex intersexfemale intersex penetrating intersex penetrating female lefthighkick mammal my little pony nipples penetration penile penile penetration penis in ass rule 63 sex shining armor mlp sibling lore sister lore text thick thighs tongue tongue out twilight sparkle mlp unicorn 8980386