Attack on Titan: Annie Leonhart

She's an Eldian cadet of the Marleyan Warriors, she was also introduced as a cadet in the 104th Training Corps, where she graduated ranking 4th in her class and later part of Reiner's infiltration team to capture the Founding Titan before revealing to be the Female Titan who can harden her skin from attacks. She is extremely skilled at combat trained by her father and taught Eren some of her moves during training sessions. This is from Episode 23 of Season 1 where Annie had a dream of being trained by her father before waking up.

A GIF