There's little like suiting up alongside a player you loathe.
Montreal Canadiens forward Brendan Gallagher and Boston Bruins winger Brad Marchand are cut from the same cloth. Both are a pain in the ass to play against, and both have had their battles over the years, with each other.
This spring, they're teammates for Canada at the World Hockey Championship, and it seems they're enjoying the experience - and that old habits die hard.
The tweets are clearly a ploy to get Edmonton Oilers phenom Connor McDavid on the cover of EA Sports' NHL '17, as most of the Canadians in Russia are taking to Twitter on Monday: