Zena Leon ゼナ・リオン

The highest ranking officer on board the Estanatreich. She was once a TERRA pilot, but was promoted to command. She once fought in a battle with Fluger known as Little Big Horn.

She pilots the Super Twister TA-21 in the Zenga tournament, partnered with Fluger. The TA-21 is also equipped with an Everblack Cannon. It is indicated that they had had a relationship. She was in charge of the TERRA and NESS joint-investigative team researching the Old Timer's Legacy, along with Sara.