This vintage G1 is Star Secret, she's a pink  that was released in  of the My Little Pony line as one of the . She has aqua blue hair and her cape is purple with blue stars, blue and green trim, and green dots and dashes.  

Star Secret is missing her key, but her secret compartment still opens. She has a small blue spot above her eye and a small scratch in her blush, both on her display side. Her cape has some paint rubbed off in places, as shown in the photos. Her feet show a little dirt on the bottom.

She's otherwise in good condition, her mane and tail are smooth, silky, and free of tangles.

The bottom of her foot is marked "'90 Hasbro Inc."