Claim: Black Widow is a chao.
Evidence: Black Widow -LRB- Чёрная вдова , transliterated Chyornaya Vdova -RRB- -LRB- Natalia Alianovna `` Natasha '' Romanova , Russian : Наталья Альяновна '' Наташа '' Романова , also known as Natasha Romanoff -RRB- is a fictional superhero appearing in American comic books published by Marvel Comics.