Decursive for ALL casters and hybrids.

Decursive is an absolute must if you have even a single dispelling ability, be it abolish poison, remove curse, or even a fel hunter's devour magic.

Decursive can be found here, i highly recommend you get it, as it makes dispelling a LOT easier.
http://wow-en.curse-gaming.com/downloads/details/3011/

Now go get it if you can dispell!