Due to the small amount of people wanting to get in, we have 15 instead of 16 teams. I used random.org to get these results:
Team 1: Costa Rica and Waluigi and Forza II's Island
Team 2: Dynamo Big Band and The TopHatimids
Team 3: Carbonate and Dark Iron Empire
Team 4: UzBADistan and Holland
Team 5: The Lemon Zests and Commonwealth
Team 6: The Scourge and Gay Agenda
Team 7: Kul Tiras and Mothership Omicron
Team 8: South Canada and Disco's Welsh Republic
Team 9: Kwakwaka'wakw and Fake Signapore
Team 10: Boatmurdered and Imperium Of Doom
Team 11: Imellom and The Koppaites
Team 12: TA Dominion and Theocratic Empire of Doggo
Team 13: Kanto and The Huers
Team 14: Marcomanni and Great Lakes Republic
Team 15: Neo Tokyo and AYYYYubids

If you need proof, here it is. The numbers visible are the numbers you were assigned to in the first post. It's a lot of work to change all the civs, so you have to wait a bit until I finish. After I end editing civs, the first part should come out.