Rule 34 Dev - dialogue duo feral horn machine male mechanical_arm ponification text dokudrinker fullmetal_alchemist hasbro my_little_pony mythology alphonse_elric edward_elric equid equine mammal mythological_creature mythological_equine robot unicorn 2019 crossover english_text hi_res brother_(lore) brothers_(lore) sibling_(lore)|18008721920