Age: 15 Birthdate: February 10 Height: 170 cm 57 Weight: 68 kg 150 lbs Position: 104th Trainees Squad Scouting Legion Graduation rank: 1st Mikasa is Erens adoptive sister and mutual childhood friend of Armin. Mikasa shares an unbreakable bond with Eren following events in their past and rushes to protect him whenever he is in danger. Mikasa possesses impressive fighting skill and strength even as a child. As a teen Mikasa is considered a genius among all the army trainees and is incredibly skilled at combat and agility. She constantly worries for Erens wellbeing and lives to protect him.