Extreme formations are those formations that cannot retain routine from match to match. As a result, confusion events with these formations is quite common. The formations are considered to be extreme because they usually abandon one part of the field. The three most common Extreme formations are:
These three formations, as long as they are played with at most three players at each position, will not sacrifice training for the week. However, the squad using these formations must have a high experience level to counteract the confusion created by using a formation that is virtually new to the team, even if you use it every week, since it is impossible to raise the experience level of the formation.