Guild Wars 2

Most whined prolem: damage (random joe dies in seconds)
Most whiled promem: stealth: (joe dies without seeing who kills him due bad engine in huge populated fight)
Thief can ruin zergs from 600 miles away:
Fact 2 thief can do over 90kdamage wigh one hit
Fact7 Thief can, and will destroy your well organized and coordinated team that has team planning and secret meta resource allocation.l

The real fact: http://www.youtube.com/watch?v=TBddZ1uwtsk

I think its more like this:
http://www.youtube.com/watch?v=4mku87OPhCQ&feature=plcp