If you can get all of these by the time the bigger brawls start developing you're looking solid. Choose between long range / close quarters based on the game and upgrade it later7 items
Mid to late
For when the teamfights really start getting spicy. Once you have titanic mag start farming to rush leech or vampiric burst. 7 items
Endgame
Build lifesteal proc DOT on as many people as you can.4 items