4 offensive gamers must line up on the line of scrimmage. 3 defensive gamers need to be down linemen (in A 3 of four-place stance). A person linebacker could blitz on possibly facet of the middle. Defensive linemen will have to line up no wider than shoulder to shoulder ("shading") https://indoorfootball82211.madmouseblog.com/10418500/the-fact-about-indoor-football-that-no-one-is-suggesting