CAA: Christian Anime Alliance

Ok I am seriously getting into Manga right now. And I was on tokoypop.com checking out new Manga to get, the 1s I found sound cool but I know little about them does any one know if the following:
>Arcana
>Brain Power
>Dark moon Dairy
>Brigadoon
>Chronicles of the cursed sword
>Gate keeper
>In dream world
or
> Samurai Girl Real bout high school,

Are any good?
Or are there any really great 1s you know about that are good and clean.