Heather C. Thanatos

Nicholas...I expect you to come to me after growing so strong, that even the very sea quivers in your presence. As your elder sister, I plead to you...I want you to break me from this curse of unwanted strength. Above all people, I know you can do this. I will give you my sword. Take good care of it...until you come to destroy me.

Heather C. Thanatos (ヘザー.シ.タナトス) is a rather infamous who originates from  and is the older sister of Nick C. Thanatos. A very powerful, she was recruited into the The Valkyrie Pirates for her skills. Her swordsmanship and indigo-tinted hair has given her the moniker, Indigo Edge (藍刃).

Her bounty is a plentiful 75,000,000 due to varying circumstances. Firstly; her open rebellion against the of the  alongside a few resistance groups within, defeating both a  and  in combat, and the destruction of three Marine bases within.

She appears to be on antagonistic terms with her younger brother, being fully committed to the task of allowing him to grow so powerful that he kills her. Though what reason she has for this is unnamed.

Meito; Senjugahara

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Meito; San'ō

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