From dynamic PVP side you will able to land snipes more consistently since higher speed and lesser cast time means less chances to lose LOS and snipe will be harder to dodge, also DK wings removed so
no class has any argument to make at all since DK is the best tank, Templar the best Healer, Sorc as the best Magic class, NB as the best Stamina class and Warden as the best support class.
Dude every decent stam player builds full tristats, which means having 12.5k mag. That's just enough on classes like dk, and defo not enough for smth like a rollerblade. With the cost of purge, you'd