YoRHa No.2 Type B

ヨルハ2号B型, YoRHa 2-gou B-gata, 2B
YoRHa No.2 Type B Battle or 2B serves as the protagonist of Route A in NieR:Automata. She is a YoRHa android created to battle the machine lifeforms that have invaded the planet on behalf of the surviving humans. She served during the 14th Machine War.Source: NIER Wiki