Bob Bledsaw explains how the boarding party combat between Darth Vaderâs minions and the princesses defending soldiers, inspired him to design âImperial Infantry Squadâ. His design was so flexible that it could merge with âTravelerâ, âStar Warsâ, âSpace Operaâ or any other role playing system. It provided 11 exciting scenarios and could be played as a board game simulation or role playing simulation.