Void Elf tattoos please:
https://i.imgur.com/P46MfdB.png
https://i.imgur.com/zMJNgkY.png
https://the278thword.files.wordpress.com/2011/10/104851_f520.jpg
And Highborne customizations (including tattoos) for Night Elves as well please:
https://preview.redd.it/pflh6wrs7ck41.png?width=500&format=png&auto=webp&s=13b261153680fc875e6ee5dea1d83390b093a09a
https://preview.redd.it/ejmvl6shejk41.jpg?width=848&format=pjpg&auto=webp&s=a59ddc393a32c32edbb9ce9b10c19775daec9cbf
https://preview.redd.it/fzjt3m2btnn41.jpg?width=640&format=pjpg&auto=webp&s=c0eae202638e006033c4c923388615ba0fe68a5b
https://preview.redd.it/xij0u89x6ck41.jpg?width=900&format=pjpg&auto=webp&s=61719c95dbc6fadcb6d7368bab860ba9171b3c3b
https://preview.redd.it/0zsur5347ck41.png?width=405&format=png&auto=webp&s=64152be3eeb3eb9762438af18db39647d4088b5e
https://preview.redd.it/y1mncw5h7ck41.jpg?width=300&format=pjpg&auto=webp&s=489dbb144f7ddfb3ed7b263e9acf3023c4124142
Sources:
https://www.reddit.com/r/wow/comments/fckpzq/potential_of_the_highborne_customisation_for/
EDIT: Oh and Kelfin and Sethrak as Horde and Alliance Allied Races respectively, thanks.
EDIT2: And Arakkoa, Ethereals and Saberon as Allied Races too! Many thanks! 