Here are User Boxes that feature sport teams.I am doing a mega project to build these for every sports team in the country.
If you want me to make one for you, post a message on my user talk.
Soccer Teams
MLS Teams
{{User New York Red Bulls fan}}
{{User Toronto F.C. Fan}}
{{User D.C United Fan}}
{{User New England Revolution Fan}}
{{User Columbus Crew Fan}}
{{User Chicago Fire Fan}}
{{User Kansas City Wizards Fan}}
{{User Houston Dynamo Fan}}
{{User F.C. Dallas Fan}}
{{User Colorado Rapids Fan}}
{{User Real Salt Lake Fan}}
{{User Los Angeles Galaxy Fan}}
{{User Chivas USA Fan}}
USL First Division Teams
{{User Portland Timbers Fan}}
{{User Montreal Impact fan}}
{{User Virginia Beach Mariners fan}}
USL Second Division
USL Premier Development League
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NPSL Teams
Baseball Teams
MLB Teams
International League
Football Teams
{{User New England Patriots Fan}}
{{User New York Jets Fan}}{User {New York Jets Fan}}
{{User New York Giants fan}}
{{User Philadelphia Eagles Fan}}
{{User Washington Redskins fan}}
{{User Buffalo Bills Fan}}
{{User:UBX/Pittsburgh Steelers}}
{{User Carolina Panthers Fan}}
{{User Atlanta Falcons Fan}}
{{User Jacksonville Jaguars Fan}}
{{User Tampa Bay Buccaneers Fan}}
{{User:UBX/NFL-Dolphins}}
Basketball Teams
National Basketball Association
{{User Boston Celtics Fan}}
{{User New Jersey Nets Fan}}
{{User New York Knicks Fan}}
{{User Philadelphia 76ers Fan}}
{{User Toronto Raptors Fan}}
{{User Cleveland Cavaliers Fan}}
{{User Detroit Pistons Fan}}
{{User Indiana Pacers Fan}}
{{User Chicago Bulls Fan}}
Non Sport Userboxes
{{User Hamlet Quote}}