The Blue Jays are the only Canadian team and thus did not make the playoffs or the World
Series.
At this point, you should use the clue under the Royals provided earlier
At this point, you should use the clue under the Dodgers provided earlier
The Marlins won the World Series in 2003, as did the Diamondbacks in 2001, Cardinals in 2006/2011 and Giants
in 2010/2012.
The Marlins, Rockies and Rangers clues now help you fill in the third column. Note that there are three teams from the AL Central in the fourth column, thus excluding them from the
playoffs based on the Rangers and Dodgers clues.
Note: you now know the Braves are at least in the playoffs but need
another clue to determine if they made the World Series.
At this point, you should use the clue under the Diamondbacks provided earlier
Mystery solved: the Nationals beat the Rays in the World Series.