Update, I missed a couple of playoff games.
Going back 20 years to 2004 Mount Airy is 8-2 against the SMC playoffs. I have that saved in my files and I can show you year by year. You can check that out on MaxPreps but 2004 is as far as it goes back. This is over your special 15 years.
2023– Mount Airy 27 Robbinsville 16
2023- Mount Airy 64 Murphy 26
2022 Mount Airy 49 Hayesville 00
2018-- Mount Airy 50 Swain 20
2017-- Mount Airy 49 Murphy 35
2014-- Swain 14 Mount Airy 00
2009--Mount Airy 27 Robbinsville 26
2008--Mount Airy 46 Cherokee 00
2007--Mount Airy 30 Swain 00
2005--Murphy 27 Mount Airy 14