[1][2][3] Marcus replaced original drummer Derrick Bostrom, for the band's 2006 reunion.

He was present on their 2007 reunion album Rise to Your Knees and its follow-up, Sewn Together.

In addition to drumming, Marcus was Senior Audio Engineer and Sound Designer for MTV, mixed the Emmy Award-winning short film StandFast: Trip to Sudan, and mixed and did sound design for the film Pitch, which was accepted at the Cannes Film Festival.

In 2016, Marcus joined [5]SuperExploder,[6] a custom designed audio facility in NYC's Chelsea neighborhood.

In addition to playing with the Meat Puppets, Marcus has also recorded and performed with the NYC bands Absolute Shower, Luxury (Chapell), the Liz Skillman Group, and Slyboots.