Like the title said. So what are they?

Me:

Naruto & Naruto Shippuden (they're very hard to finish)
Gundam 00 mobile suit season 1
The Melancholy of Haruhi Suzumiya
Code Geass
Hell Girl/Jigoku Shojo
Elfen Lied
Full Metal Panic! Fumoffu & The Second raid
Hanbun No Tsuki Ga Noboru Sora/Looking at the Half Moon in the Sky

and more...