Invincible #38 (2003)

Story ROBERT KIRKMAN. Art & cover RYAN OTTLEY & BILL CRABTREE. Months ago, astronaut Rus Livingston was abandoned on Mars. He has been taken over by a parasitic race of aliens who need a host to link their minds as one. With their minds now linked ? they are turning their attention to EARTH. Invincible is the only thing that stands in their way!