Anything with gamer, gender, adjective involving sex, or a combination of those.
Fans names are really annoying as well: bieberfan101 BoxyLover166
Girl gamer tags usually suck ass as well: SexciGurl2000, BabyHotCaNdy, SexyBabe69
Anyone silly enough to have their name colored, like green or purple.
USER HAS BEEN BANNED FOR THIS POST
Any one with the name BunZz