Even if it is not allowed doubt mods got time to monitor something like that in general.
Instead of making a thread, have you PM'd any of the admins? You might as well get a faster response
Lost all respect i had for plathx (thorin alt btw).
Multiple accounts are not allowed as far as i know.
Reported him also.
Multiple accounts are not, and have never been, allowed. Multiple accounts used at the same time, that is.
This applies especially if used for ban evasion.
This is no 'hidden rule' but a matter of common sense.