Anime
Higarushi no Naka Koro Ni (+ Kai and Rei)
Bleach
Digimon Adventure + 02 (I like the later seasons, but these two are my favorites of the series)
Fullmetal Alchemist: Brotherhood
Ghibli movies (Totoro and Castle in the sky are my current favorites)
Pokemon

Manga
Fairy Tail (The anime adaption is really bad compaired to the manga)
Psyren (This series is really really good)
Katekyoshi Hitman Reborn!
Claymore
Soul Eater