1990s Jason Scott Lee
... With his Mowgli hairstyle would have been perfect for Shang-Chi. Which makes sense since he played Bruce Lee, and Shang-Chi was created as Marvel's Bruce Lee. Jason would have been Shang straight off the comic page.
https://m.media-amazon.com/images/M/MV5BMTQ0NmI0YzMtOGFhOS00YWJlLWIxM2UtMGNhMGRkZGJmNzk5XkEyXkFqcGdeQXVyOTc5MDI5NjE@._V1_.jpg
https://lh3.googleusercontent.com/proxy/H32RWEMvy6e_iNvNyYY2S2HRCdKLat6dL2Wi8LGHbYP-6Fh0NI8ObFOdVPqVAxHQp4zMM_b14vHOONLhRAJxeN-65tB9_UR2FYV7ptlBVZU-O7MY7vWsuLhP5QrElgvKbap3NobiGPSoYmU-Wk6aXm8zak-j6_L_jaE9N1NhKn1TbQB1VsVRIAYd