I play in LAS, i am Madara c, but i used to play in NA, until i got lvl 25, i'm currently 28, but you can see the great difference between NA an LAS, players skill and even honor, in LAS almost nobody gives honor, even wining the game, also, there are too many kids playing, so feeders appears! , also troll players, people who only like to annoy everybody, that affect the moral, guys!... well, i play in two roles most of the times, ADC and Top, the one who must make the difference, i sadly some times, tied my lane and the things in the opposite lane, get really bad, and we lost; i play in top with Darius, Nasus and Garen, in bot i choose Ashe, Vayne or Sivir, the built that i use is:
Nasus: Spiritual visage, Ravenous Hydra, Randuins Omen, Frozen Heart/Tornmail, Mercury Treads/Ninja Tabi, Banshee's veil/Warmogs armor (optional: Trinity force)
Darius: Sunfire Cap, Ravenous Hydra, Bloodthirster, Mercury Treads/Ninja Tabi, Maw of malmorthius, Guardian Angel (optional: Frozen Mallet)
Garen: Warmogs armor, Infinity Edge, Tornmail, Boots of Switness or Mercury Treads, Banshees Veil, Guardian angel (optional: Ravenous Hydra)
for the Adc: Infinity Edge, Berserker Graves, Blade of The Ruined King, Bloodthirsther, Phanton Dancer/Runaan's Hurricane, a Warmogs armor/Banshee's Veil