Not Updated For Current Season
The masteries shown here are not yet updated for the current season, the guide author needs to set up the new masteries. As such, they will be different than the masteries you see in-game.
Why do i pick Armor pen? Just for the AMAZING damage. This is a crit build so you own very haaaard :D.
Mana regen is just for after a team fight. I am always low mana after teamfights. With my lifesteal i regen hp but i need mana as well for the next att. So i can stay in battle long.
Health Because your low hp in beginning in 3vs3 this is what you need for fb.
Vamperic scepter: for lifesteal so can stay long in fights
Berseker: att speed and movement speed
Starks Fervor: Nice item 4 the lifesteal and att speed
Phantom DAncer: Uhmm... What can i say??? AMAZING!!! CRIT AND MOVEMENT + your passive allow you 2 do massive DAMAGE!
Infinity Edge: NICE ITEm 4 the crit and damage
Frozen Mallet: Health + Slow = long in fights + you can keep att them with your slow :)
Black Cleaver: BYE BYE ARMOR :D
PHANTOM DANCER : Look above!
You need your Q 4 destroy towers/champs. dont waste this on minions!
Rocket jump: great escape spell you can jump over walls etc.
explosive shot: nice 4 farming
ulti: nice 2 steal XD and nice to escape