Warbringers: Azshara (Night Elf to sexy sea monster)
 

Blizzard put out a short animated film about the origins of Azshara, one of the villains in the Warcraft franchise. Not much of the TF is shown - just a few blurry still-frames - but hey, it's something.

https://www.youtube.com/watch?v=hndyTy3uiZM

The TF itself starts at about 5:50