Do you want to compare Baron Helmut Zemo with Donald Pierce? Discover the powers, weakness & weapons of Baron Helmut Zemo and Donald Pierce from Baron Helmut Zemo Biography and Donald Pierce Biography. Find out all about Baron Helmut Zemo and Donald Pierce.# Check out how is Baron Helmut Zemo unique and distinct from Donald Pierce. Discover their love interest, sidekicks, family tree and the movies and games list in which Baron Helmut Zemo and Donald Pierce have appeared. Find out everything about them here!