[Golden Nightmare]

Wei? Kreuz released in the United States as Knight Hunters: Wei? Kreuz by Media Blasters, is an anime about four assassins that work in a flower shop called "The House of Kittens", a reference to their feline codenames. The assassins are members of a group called Wei? (white), which is run by Persia of the mysterious Kritiker organization.

[Seikimatsu Kyūseishu]

Seen the Previews, always considered watching it yet never found it myself.

[Golden Nightmare]

I have the whole first series and the first two eps of Gluhen.
It's really good..
I recommend it! ^^