NINJA ONLY, HAGOROMO'S FAMILY CAN TAKE A HIKE.
What's yours? Mine would be (in order):
1. Ninjutsu - Madara, Nagato, Orochimaru, Hiruzen, Tobirama
2. Taijutsu (consider weaponry as well) - Gai, Killer Bee, Madara, Ay, Lee
3. Genjutsu - Shisui, Itachi, Sasuke, Madara, Gengetsu
4. Strength...