a few things:
-checking to see if someone has the same IP is a bad idea, simply because lots of people have same ip, think about this: 2 siblings playing on RO through a router...
-Poring Ball NPCs should only work for GMs
from what I have seen so far:
Champion - Frozen Ray
High Priest - Dr Tran
Stalker - Kingdom/Denzel Crocker
Assassin Cross - Terminus/ruffs
Sniper - Oblivion Sniper/iHunt
Clown - Lord Romance
Dancer - Selena
Professor - Elijas/Tsubasa
High Wizard - Accolade
Whitesmith - None
Creator - a fruit fly/clockworks
Lord Knight - Irrelevant/Mindus
Paladin - None
Ninja - None
Soul Linker - None
Soul Gladiator - None
Super Baby - Non