Gotta think about this one. My Favorite three are Dragonball, Inuyasha/Final Act, and One Piece but I also like these as well...
DragonBall Z, Bleach, Naruto/Shippuuden, Digimon 1/2/5/6, Trigun, Rurouni Kenshin, Cowboy Bebop, Afro Samurai, Samurai Champloo