District One: 

Pewdiepie (Felix) and Marzia

District Two:

Jacksepticeye (Sean) and Markiplier (Mark)

District Three:

Phil and Dan

District Four:

Dlive and Minx

District Five:

Skydoesminecraft (Adam) and JinBop (Jin)

District Six:

GizzyGazza (Gizzy) and SamGladiator (Sam)

District Seven: 

Ohmwreaker (Ohm) and Cryotic

District Eight:

Matthias and Mattpat

District Nine:

 Lordminion777 (Wade) and Muyskerm (Bob)

District Ten:

Chilled and CinnamonToastKen (Ken)

District Eleven:

Natewantstobattle (Nate) and ShadyPenguin (Shady)

District Twelve (From Smosh Games):

Lazercorn and Mari

May the odds be ever in your favor. :D