M4A4 Mainframe Price, Patterns, Float & Trade Guide

The M4A4 Mainframe skin features a futuristic circuit board design with glowing blue accents, giving it a high-tech appearance.

Designed by Valve, the M4A4 Mainframe was released on September 3, 2018, as part of The 2018 Nuke Collection.

This skin is a part of The 2018 Nuke Collection, which includes various skins with a nuclear or technological theme.

The skin debuted in the FACEIT 2018 – Ways to Watch update, coinciding with the FACEIT 2018 CS2 Championship.