http://wotlk.wowhead.com/?spell=55342

Video:

http://www.youtube.com/watch?v=k-KBxvSkQfk

3x5 mirrors of mages + 5 mages = 20 targets for 30 sec every 3mins.

/em hopes the mirrors can take down the grounding totems (vs all youz guys with 5x shammys anyway) fast...