Caterina is black golden eagle which is partner of Kara Kanat Süleyman who accompanies him throughout the journey.
Caterina is most probable strong and faster than Iskander because of the gender difference. The female Golden Eagles are roughly %20 bigger than their male counter parts. Capable of flying swiftly over 320km per hour to hunt her preys. In working conjunction with Süleyman, she performs basic aerial attack, distract or confuse the enemy while her partner delivers the decisive blow.