in akiba
The ninja trainer in greenguardwest sells it.
she's only on AQ worlds, and i know because I'm level 120 on adventurequest
You should know this already, if not then it's in /join greenguardwest. Talk to the ninja trainer and she has a shop with Ninja class.
Berserker Trainer
buyit
You buy from the ninja girl in greenguard west
Look in the north part of the travel map. Somewhere there you should find a ninja area.
There is no AQ Worlds trainer/hack. All hacks have been patched. Any attempt to use hacks such as the AQ Worlds trainers will automatically ban your account.
Bloog Ninja is sold from the Armor Shop in Battleon.
do the ninja girls quest next to battleon
In Battleon,Yulgars Inn Bullsh@!@#*. you get it from the trainers of from ninja lady in greengaurd forest,
the enforcer class is dropped by mithril man in crash site