Too many men with too many players on the court. Under no circumstance can any player or coach be ejected on a technical foul caused by too many players. In gridiron football, if a team has more than the allowed number of players on the field during a play (eleven in America, twelve in Canada), the offending team is penalized five (American) or ten (Canadian) yards for "too many men on the field" (also called "twelve/thirteen men on the field"). This is usually the result of an improper substitution. The 2009 Grey Cup game in the CFL was decided on a too-many-men call.
Comparison of American and Canadian football inches – the length of the ball, creating the illusion of the teams being "nose-to-nose" against each other. While large, relatively immobile offensive line players used to form a line that cannot be easily penetrated by the defense are valued in American football, the extra distance from the defensive team means Canadian football finds value in more nimble players on the offensive line. In American football, if a punt returner sees that, in his judgment, he will be unable to advance the ball after catching it, he may signal for a fair catch by waving his hand in the air,