Could they have confused Antonidas with Khadgar? The two tendrils off the chin sound like the latest model of the Draenei known as the Broken Ones. Caydiem said at one time that the Alliance race model was already in-game, and that it would get a model revamp. Well, the Draenei of Swamp of Sorrows are in-game and it would make sense their 3D Model would be changed. Read their Article.
Joystiq: Looking at a video on the show floor, the new Alliance race is ugly with grayish skin, and glowing eyes similar to the Forsaken. Its chin has two things like tentacles hanging down, one on either side, and it's humanoid and human-size. There's also a huge picture of Antonidas nearby.
Links
joystiq.com - Article