I use prot pally and arcane mage (I don't use blizzard cause of targeting) everyday.

Prot pally with the consecration glyph:

http://www.wowhead.com/?talent#sZxGx...fdyb00b:oMNczV

Arcane Mage with the right glyphs for arcane explosion maxed:

http://www.wowhead.com/?talent#sZxGx...fdyb00b:oMNczV