Theme "Raison D'Etre" by Nightmare (a heap of thanks to TheHans for setting me straight :)
Faithfully based on a dark fantasy manga series written and illustrated by Norihiro Yagi 13 volumes of the original Japanese edition and 8 in English have been released. Each chapter in the manga is referred to as a "scene". The anime series was first aired in April of this year.
The series follows the adventures of Clare a "Claymore" a half demon warrior with silver eyes, trained to recognise and rid the world of deadly creatures called "Youma" . Considered a rogue for picking up a stray child & almost losing herself to her youma side by "Awakening", she is constantly assigned the most dangerous of missions.
Claymore Anime Official Website (Japanese)
Claymore Manga Official Website (Japanese)
Claymore on Wikipedia
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Claymore Limited Edition DVD from Playasia.com
tags Claymore Anime Opening theme opening movie