http://www.wowhead.com/spell=31850/ardent-defenderYeah, I remember doing Strat in the beta and being saddened, knowing that I will never get my Baron Rivendare mount despite killing him like 80+ times.
Paladins are still the best tanks, like in Wrath? That makes me sad, considering the most fun I had tanking was in Classic/TBC, when I had to actually work to even convince people that Paladins could tank. That was half the fun! Receiving praise when people discover that you own as a tank is the other half.
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http://www.wowhead.com/spell=70940/divine-guardian
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Mastery as a third avoidance stat
= lolbroken
Paladins can stack avoidance and become unhittable (i.e. every single attack that goes at them is either mitigated by block or dodged / parried / misses). Combined with a "lol I didnt die" mechanic and a god tier raid cooldown...