Barb: Thomaran
Hox1: Mweru
Dt: Haikuju
Hox2: Shugorann
Tos: Nephertites
Sin: Leogetz
Necro: Viggomortis
and others...
"The sky is green. It is because I say it is. And because I said it on the internet."
How about this: They make the rings bind on account. So when one of your characters are finished using it, you just mail it to the next character you want AA on. But only 1 ring per account.