Ritual warfare is a state of continual or frequent warfare, such as is found in some tribal societies.
An armed woman of the Mursi tribe of Ethiopia
Gari Melchers War Highsmith
Prehistoric warfare refers to war that occurred between societies without recorded history.
Ritual warfare
…Napoleon Chagnon Prehistoric warfare Religion and violence…
Paintings in Bhimbetka possibly depicting war scene (1000-800 BCE)
A Neolithic man from Europe carrying a bow, a quiver of arrows and a copper axe.
Bronze swords from the Museum of Scotland.