AVENGERS SECRET AVENGERS (2010) VOL 01 MISSION TO MARS PREMIERE HC

Who are the Secret Avengers?  Are they a covert team of heroes working the darkest corners of the globe to stop disaster? Are they part-spy, part-superhero? or all they all of the above?  A new era begins as Marvel's hottest team takes a 21st century twist! Collecting SECRET AVENGERS #1-5.