Alf, NFL ,FIFA, NRL, .
No National Lacrosse league is indoors and major league lacrosse is outdoors
Yes. Each season teams will play 15 to 18 games against teams from the other league.
Yes, the American League and the National League teams play against each other in Major League Baseball during interleague play and the World Series.
There are a total of 4 Wild Card teams in Major League Baseball, 2 from the American League and 2 from the National League. The 2 Wild Card teams in each league have to play in a 1-game Playoff in order to determine the Wild Card team that will be advancing to play 1 of the Divisional Champions.
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An MLB team is scheduled to play 162 games in a season.
Yes, American League teams play against National League teams in interleague games during the regular season.
Cleveland Indians Cincinatti Reds
At the start of the 2012 MLB Season there are 30 teams, 16 in the national league and 14 in the american league. Starting 2013, both leagues will have 15 teams each with the Houston Astros being moved to the American League West division as required by Bud Selig.
Since interleague play began in 1997, the Cubs have played all of the other 29 teams.
Nebraska has no major league sports teams,but it has some minor league teams. -The Lincoln Saltdogs and the Omaha Storm Chasers play Baseball. -The Nebraska Danger,the Lincoln Haymakers,and the Omaha Beef play indoor American Football. -The Omaha Nighthawks play Football
As of 1950 something, all Major League teams can play night games, as for minor league teams I'm not sure, but I'm sure all of the teams within the AA and AAA leagues can, anything lower i have no clue