Well, since Nintendo announced 3.6m for Splatoon 2, I guess this prediction will turn out to be true, won't it? It just needs to sell 1.2m this quarter (holidays) to match the first Splatoon.
Just looking at the first pages, it looked like most people doubted it, but the poll says otherwise. Weird. xD
Bet with Teeqoz for 2 weeks of avatar and sig control that Super Mario Odyssey would ship more than 7m on its first 2 months. The game shipped 9.07m, so I won