if u want a real attacker water wit with full matk, make it 350+ int and 0 agi. have at least 170 con in order to stand long in quests. dont add more than 58 wis :) or u can add some agi like 50 for pk.
Cool dota 2 short videos: https://www.youtube.com/channel/UCkvCJDNuhhlbA0...