Unless something has changed these give the most points (10) and are relatively easy to obtain in my opinion;

Sasuke, Naruto, Sakura, Sakura [GNW], Sai, Hinata, Kiba, Shino, Lee, Tenten, Neji, Shikamaru, Ino, Choji, Anko, Haku, Kankuro, Temari, Kabuto, Kimimaro, Itachi, Tobi, Deidara, Sasori, Kakuzu, Hidan