well i am a assassin and i want to make a ranger

I kn0w ranger has stealth to0. But what lvl will i have weasel d0dge + even im in battle m0de can i use it?
Next is what job can i kill easier and cant kill? Like my sin wiz are my prey balance in zerk but pally cant kill n0w .
Tnx. And is archer has a big evade or crit rate to0?