I was on youtube a while ago and found some videos of each class and good match ups, enjoy hopefully its helpful:)
Mage : http://www.youtube.com/watch?v=43ow__sUwBc
Cleric : http://www.youtube.com/watch?v=MrV_WJzse80
Warrior : http://www.youtube.com/watch?v=TezJat7ld74
Rogue : There is no menu for all of them but if you click on any link you will see the rogue videos under the search bar just type in "rogue".
