|Regions with significant populations|
|Christian (30%), Evangelical Christian (15%), Muslim (45%)|
In many cases there have been pitched battles between Massa from Cameroon and Massa from Chad. This clashes finish with many wounded. The battles are often caused by the theft of cows, because the importance of livestock in social relations and especially in marriage exchanges of the society, or by an act of adultery. Men who participate in them have helmets and clubs. They use sticks and stones as weapons and fight in lines while they are encouraged by women.
In the battle between the two groups Massa, several rules must be met: collect the wounded from combat and not hit a man on the ground or who is wounded. The fighting must end at dusk. Injured people usually are cured by traditional healers, who cure through several techniques which they exercise with local resources. Women who participate in this kind of fight acquire prestige in Massa society.