So I noticed autumn_sunfire  did this for her gang and it was so fun (and funny!) that I decided to do it for the Abreylian gang. Here's what the cast would have as usernames on Wattpad and elsewhere. I'm also going to take it a step further and show some old, deleted usernames.

Warning: potential spoilers if you haven't finished Magic's Minister

Magic's Minister

Sedgewick

Snarkier_than_you
IDon'tCare
JCsCousin (Sedgewick was confused but I told him it was accurate)
AlverdyneTheMage
Just-here-to-stalk-Eleyna
Cats&Theatre (he'll deny it's his if you ask)

This account is no longer active:

i-hate-mountain
Fake_Abreylian
i<3Bilara (deleted with extreme prejudice. Also Sedgewick would like you all to know that he totally didn't cry while doing so)
Very_fond_but_no_feelings

Feyla

<3DearestHearted<3 (Feyla loves that 'dearest' pet name!)
Assistant-not-Secretary
LittleMissFixit
my-boyfriend-wont-name-a-username-after-me-BUT-WILL-WITH-HIS-EX-notthatImbitter

This account is no longer active:

^-^helpfulhealer^-^
Day&Fey

Eleyna

~PoetryQueen~
Darkened-Dreams
SheWhoIsUnbroken
quitstalkingme

This account is no longer active:

I~Escape~Towers
I<3myguardsman (deleted because Eleyna and Fenroy were still dating and she was embarrassed that he'd find it)
I-take-advice-from-NO-ONE

Fenroy

Forestborn
JustHere4MyGirl
Pencil&Sword

This account is no longer active:

User057391540 (he couldn't figure out how to change it and got sick of typing all the numbers XD)

Beryn

CourtofKingsford
AlmostKing
Noncommittally-Handsome
Songs-from-the-Oceanside (Beryn's secret poetry/song account)

This account is no longer active:
Future-King
Unclesfav

Mydel

Mage4life

This account is no longer active:

Mage4liiifffeee (Sedgewick told him the extra letters look ridiculous)

Tyrinn

Superior_Mage
SedgewickSucks
I-demand-better-WiFi-in-this-cell
Still-better-liked-than-sedgewick

This account is no longer active:

Evilplotting02

Bilara

JoinTheDarkSide
Sorceress-Queen
Beautiful-With-Black-Magic
Why-U-So-Obsessed-W/me
Stop-ignoring-my-messages-Sedgewick-i-know-you-still-use-this-email
Evilplotting01

This account is no longer active:

xoxoI<3SEDGYxoxo
SecretSorceress

Zedeya

BoilAndBubble
FutureSorceress
Witches-need-love-too-even-in-prison

This account is no longer active:
Evilplotting03
WitchGuild01

Crayden

KingOfVacia

Hobrin

RatsRtheBest<3
Minions-of-Crayden90 (Crayden signed him up for this one)
Half-Goblins-can-be-heroes-too

Magic's Memories

Sandrina

The-promotion-is-MINE
BetterThanTyrinn
FeylasABadInfluence
*Ivory*Tower*Grad*

This account is no longer active:

NepotismSucksAndSoDoesTyrinn

Daydrel

FutureHeadHealer
Better-than-a-mage

This account is no longer active:

FutureHeadHealers

Delia

HopefulHealingHouse
Help-my-friend-has-terrible-taste-in-men

Jaerick (Delia's husband. Hasn't appeared yet)

Death&Disease
MountainsRock! (Yes, I told him it was a terrible pun. He didn't care)
Cities-are-festering-piles-of-potential-diseases-why-did-we-move-here-but-then-again-why-does-anyone-do-anything-if-life-is-a-mere-preamble-to-deat (maximum character limit reached)

Arilla

Actual_Head_Healer
HateMyHusband
Mother-Knows-Best

Annnddd, I'll stop there. I wanted to add some more, but they would be kinda spoilery.

Bonus: characters from possible future projects

Edrick

Safetyiz4wimps
MagixSolvesAllMyProblemsUntilItMakesNewOnes
PrincelyMage
Mommas-boy

Wick

MyHardWorkHardlyWorks
Proper_Procedure
Will-take-bad-advice-under-peer-pressure
FootstepsFollower
Mage_from_birth

Garrus

QueenKillr
I_burn_worlds
MeantToBeMine

Breyguard (not the mythological figure)

QuitIgnoringMe
TakeMyAdvicePLEASE
why-u-no-listen
He's_Probably_A_Player_Anyways

***********
Wow, that was super fun! If anyone else decides to do it, tag me so I can see!