As champagne bottles popped and beer cans cracked after Connor McDavid's overtime winner, Canada's head coach was already starting to think about the NHL's return to the Olympics.

Here are five things we learned about each of the teams involved in 4 Nations that can be applied to their Olympic rosters.

It's not too late to play ESPN Fantasy Hockey. Sign up for free today! 1. Nikita Kucherov, Tampa Bay Lightning, RW1 2. Auston Matthews, Toronto Maple Leafs, C1 3. Nathan MacKinnon, Colorado Avalanche, ...