Stephanie Hym Bell (born April 16, 1989), also known by the ring name Mia Yim, is an American professional wrestler. She is signed to WWE, where she performs under the ring name Michin.

Bell is also known for her time in Impact Wrestling, where she is a former Impact Knockouts Champion, and during her first stint there, performed under the ring name Jade. She has also performed for Combat Zone Wrestling, Shine Wrestling, and Shimmer Women Athletes. In Shine, she has held both the Shine Championship and the Shine Tag Team Championship (with Leva Bates). In addition, she has wrestled in Japan for Reina Joshi Puroresu.