https://wccftech.com/msi-kombo-strike-bios-feature-amd-ryzen-7-5800x3d-cpu-improved-performance-undervolting-support/

MSI has added a brand new feature in its AM4 500-Series motherboards BIOS known as 'Kombo Strike' which offers increased performance and undervolting support for AMD's Ryzen 7 5800X3D CPU.

Kombo Strike is a brand new feature that's being introduced by MSI for its AM4 500-series boards.  The feature comes packaged in the latest BIOS for MSI's 500-series motherboards which not only add the Kombo Strike feature for the Ryzen 7 5800X3D CPU but also unlock undervolting support for the chip.