Anybody here who have expirience with ferals in pvp?

I started a 4x feral + 1x resto Combo. (below lvl 60 atm)
iam a bit sceptical about root- & fear-effects, but hmm i will see :P
I think, the good side is the suprise-effect of 5 stealthed opponents in a bunch @ battlegrounds like AB/EOTS