They possessed fast ships, which easily outmaneuvered the ships of the Hanse. Like many of the Likedeeler, Michels was primarily concerned with capturing valuable prizes. However, he disdained cowardice and those surviving crewmen who had not resisted were usually thrown overboard.
Michels was eventually captured and executed in the year 1402, shortly after Klaus Störtebeker and crewmen were beheaded on the Grasbrook in Hamburg.
Jörgen Bracker, "Klaus Störtebeker – nur einer von ihnen. Die Geschichte der Vitalienbrüder", in: Störtebeker. 600 Jahre nach seinem Tod, Wilfried Ehbrecht (ed.), Lübeck: Porta-Alba-Verlag, 2001, (=Hansische Studien; vol. 15), ISBN 3-933701-14-7.