In 2011, Martin joined Metallica on stage with Gary Rossington, Pepper Keenan, and Jerry Cantrell to play "Tuesday's Gone" as part of Metallica's 30th anniversary shows. In 2013, he played guitar in the Infectious Grooves reunion at Orion Music + More festival at Belle Isle in Detroit, Michigan. In 2014, he once again joined Infectious Grooves on stage to celebrate the 50 year anniversary of the Whisky a Go Go. In November 2019 he returned to play with Infectious Grooves at the first Sick Bastards Festival organized by Mike Muir in São Paulo, Brazil.