Winning clan : FreeStylersz( swapping players : FA_LADY, FA_GiRL )
Losing clan : LeGuEss ( swapping players : FA_MeNg, FA_princess)
Proof : http://i.imgur.com/dzHOo.jpg and http://i.imgur.com/SmLeB.png

You see how they keep winning 4-0, and the players names are really alike.