I don't mean to go on and on about this, but I am going to...
So whoever this "mystery account" is, is known to the mods - they have been stepped for their activities.
Pooflake has admitted in another post on there that he has two accounts.
Several people on here have been open about having a second account.

I park my username in a spare account over Christmas which then gets immediately banned.
( tangledupinblue hairy badge with moving eyes, Thu 24 Jan 2013, 15:01, 9 replies, latest was 14 years ago)

Stop going on about it.

( tangledupinblue hairy badge with moving eyes, Thu 24 Jan 2013, 15:01, Reply)

we could ask to have your main account banned too?

( rachelswipe with a fork, Thu 24 Jan 2013, 15:01, Reply)

Stop moaning

( Fucking hell Jeff I am not a robot, Thu 24 Jan 2013, 15:02, Reply)

stop being such a troller

( glued eel /questions/questionsyoudliketoask/post1648081, Thu 24 Jan 2013, 15:03, Reply)

what on earth are you talking about

( Theoban What of it, Thu 24 Jan 2013, 15:04, Reply)

MEAN PEOPLE ON THE INTERNET!

(PsychoChomp, Thu 24 Jan 2013, 15:06, Reply)

There are no people on the internet
Come on, let's not be silly
( Theoban What of it, Thu 24 Jan 2013, 15:08, Reply)

Just accept that the mods, like everyone else, think you're a cock.

( Fucking hell Jeff I am not a robot, Thu 24 Jan 2013, 15:08, Reply)

Stop crying like a little girl
and eat a fucking burger.

FFS Tangles. Get it down you.
( Kroney, Thu 24 Jan 2013, 15:11, Reply)

hahaha!
Hot beef injection
( sporters I’m sincerely gratitude to you, Thu 24 Jan 2013, 15:12, Reply)

Thanks everyone.
I needed that.
( tangledupinblue hairy badge with moving eyes, Thu 24 Jan 2013, 15:20, Reply)

I just found out I had a spare account down the back of the sofa
which was nice.
( CQ Knows the truth, all of it., Thu 24 Jan 2013, 15:24, Reply)