Here you can set which leaderbaord you want to look at you can slect from teh drop down mendu from the following:
When more Matchmaker playlists have been creaste thier will be more options here
the Search bar will alow you to serece for spesifick players, but do bare in minde for the 1v1 & 2v2 Leaderboard it only shows players that have playe with in a month.
here is where is shows thier rank in the community, the players name, How many games they ahve played and thier rating