http://www.mediafire.com/download/5ll36pcte53u6lx/ClientLibGame.rar
Put the .dat u download at this folder : C:\Riot Games\League of Legends\RADS\projects\lol_air_client\releases\0.0.1.140\deploy\lib
keep one copy of the original
Now u can play whatever game u want and earn LP or lose at the end of the game...
You can play solo queue with 5 people ...
When i play lol i use draft pick normal