Beatrix

She is one who stresses the accumulation of achievements above all else. Beatrix constantly wants to accomplish her mission even at the risk of her life, sometimes causing problems for others, which is why she's regarded as a troublemaker. However, she gets through these deadly situations, as her strength is genuine. Beatrix and Zeta often works together as pair, and they wear similarly-shaped armor.

(Source: GBF Wiki)