1:57 AM
I'll clarify the hints now, so update your answer
My beginning: steamy, but 2/5ths crazy - LOCOmotive
My middle, wailing, from spectres hazy - Ghosts say BOO
My end, demonic, lives in Hell - OSE is a demon that lives in Hell
My start, to there, does transport sell - You could die if you ride in a CAB
My middle, within, the original man - an ABOrigine is the original people living on a land
My end, ends, an ender of lifespan - A nOOSE can end your life
All shall fear my reflection - Flip the word, getting ESOOBAC
Its start starts matters of perplexion - ESOteric matters are perplexing
Its middle lives beyond the pale - matters that are taboo, or Out Of Bounds, are "beyond the pale"
Its end is my start's last tale - If your CAB driver has high BAC (blood alcohol content), you're dead meat
The skulls, stopping, cackle and grin: - "stopping" skulls (braking) skulls refer to brakemen, who rode in the caboose, and had an extremely high mortality rate
My start is not where I begin - "CAB" is not "LOCOMOTIVE"
My reflection is garbled and quite absurd
Maybe you've guessed - it's not truly a word - ESOOBAC is not a word
My beginning runs so desperately - hinting that it comes behind a locomotive, which is true, since a caboose comes last on a train
From me why does it always flee? - same as above
My ends, each two, letters in sum - CAbooSE
Are a mystery and madness to succumb - A detective CASE is a mystery, and a head CASE has succumbed to madness
My letters are of number seven
Ask for more hints and I'll send you to heaven - Seven letters, no more hints after this
it was pretty hard to make every hint relevant, rhyme, and have some acceptable meter D:
Whenever I used the word "beginning", I referred to a locomotive engine. Whenever I used the word "start", I referred to the starting characters of a word.