https://i.imgur.com/9zykrnZ.png
This is probably an overlook or mistake, but I think it should either be 2v2 (or 2v2v2v2), or 2v6
Remember when TFT was showed as 8 Kai'sa in one game in match history?
Thats what you actually are "playing" if I understand it correctly, or at least thats how it used to be.