Both me and my mom got the pet. Took a few tries, and you really need to be on a decent populated server to have a hope of taking Moonfang down.
We even did it the first couple nights before they put a cap on how many dogs she can spawn. Basically, the strat is stand way back use ranged attacks and stay away from the crap. lol.
Oh, and look towards the mountains to make it less likely your computer will crash (if you're looking at a wall, that's less stuff the computer has to render, thus less strain on the CPU/GPU).
Edited, Oct 13th 2013 10:58pm by Lyrailis