Hit Probability The hit probability of a unit is a number between 1 and 10 and determines how often a unit has a successful hit. A hit probability of 10 means that the unit always hits while a hit probability of 1 means that the unit hits one out off ten times in a battle. IMPORTANT The hit probability of a unit is determined by the geographical areatype in the area it is attacking or defending. You must learn the different units attacking and defending abilities in different and . The hit probability can be seen in the Attack/Defence . A quick way to get information while playing is the system.