Available classes for worgen are: Warrior Hunter Rogue Priest Death Knight Mage Warlock Druid Worgen is the second Alliance class that can play a druid so that might be a good enough reason for you to choose to play as one. With that said, their speed-boosting racial would be largely obs...
Eh, it wouldn't be as severe as Classic because they weren't redesigning classes and trees every other patch and there wasn't a huge itemization halfway through the expansion. actually there was, they changed how spell power worked on some stuff, and scaling was changed on many skill...