Top 3 most shocking animes

[Prince Darialan]

List your top 3 picks for the most shocking animes of all time. And I mean shocking as in "omg, I can't believe they did that" or "I can't believe they ended it that way."

3. Elfen Lied
2. Higurashi no Naku Koro Ni
1. School Days  

[thaskarin]

I've seem the first two but not School Days.

Heres the top three for me.

3. Berserk
2. (As previously mentioned) Higurashi no Naku Koro Ni
1. (laugh all you want) Kino's Journey