5 links have been added on this idea.
  1. While this is a great idea, it would most likely benefit wealthier teams that would have enough resources to pack their squads with super stars.

  2. Rolling substitutes is just one of the several changes that can help improve football for the better.

  3. Rolling subs are used in youth and amateur football leagues. It’s only the professional leagues and international competitions that are yet to adopt this rule.

  4. FIFA and other footballing bodies have done well to allow five substitutions in a match, but more subs are needed, especially in top-flight competitions where the gameplay is intense.