"Hello everypony guess wwhat dis is mah new OC. ORIGINAL CHAARACTR DO NOT STEAL OR I WILL SHOVE A BOMB INTO YOUR BUTT TO SELF DESTRUCT. Tank yoo. dis is my OC. Her name is Mary Sue But u may call her MR. DR. PROFESSOR QUEEN KING PRINCESS MARY SUSAN VIRGINIA VEGETA II OF ROYAL AWSUMNESS. Do not DARE look like that in her presence. she will KILL YOU? WY U NO HEAR ME?! she is PRINCESS and will be TREETED AS SUCH
"Well her background story is guess what she was born in a ball of energy in cneter of universe LULZ before Equestria was made and she is son of Celestia and Luna and Discord and Queen Chrysalis and Sombra and Big Mac when they were all getting on top of each other in cosmic love fest. The energy cloud ASPLODEd and she emerged. But somehow everybody spontaneously teleported away and she left alone in space....all alone n crap.......she not know who parents are. Then she go to Equestria becuz she can fly becuz UNLIMITED POWER she has unlimited powers that she will discover later that cna kill peepl. She went to part of Equestria where there was lava and lava ponies adopt her. She lived talking to lava and making friends with lava. Then one day my bad fanfic writing skills MURDERED BOTH HER PARENTS AHAHAHAHAHA and she wuz alone...so she wandered off to Everfree forest........until one day she meet CELESTIA AND THE MANE SIX. She is also secretly also a 7th element of harmony. She is MORE POWERFUL THAN CELESTIA AND LUNA AND CHRYSSALUS AND JIZZCORD AND SOMBRA AND TWILIGHT SPARKLEAND EVERYPONY ELSE IN UNIVERSE. She can beat Celestia in fight. She can beat Discord and Chuck Norris in fight. And guess who else she can beat in fight oh guess what she can beat YOU IN A FIGHT!!!!! She enjoys walking around and looking beautiful and KILLING PEEPL SHE DOESN"T LIEK....but she would never do that to you.......unless you BROKE HER HEART THEN SHE WOULD KILLYOU."
That, my friends, is a field guide to Pony OCs.