MI6, An explosive four piece pop punk rock band that hails from Lawrence, KS. Their catchy and infectious blend of hard-core and melodic punk mixed together with strong harmonies and high-energy performances gives this band a unique sound and flavor that almost anyone could enjoy. a MIDWEST COAST Punk Rock Sound. 2. The other Mi6 was a political punk band from Willimantic, Conn. in the early 1990s that recorded two EPs on the Vandal Children Records label.