 Other customs and rites included abstinence of certain foods and practices, dedication to Tumatauenga, the god of war, and rites that would place a "tapu" around the warrior, and lift the tapu when the warrior returned home.It was customary to eat the vanquished or to take slaves which could be eaten later or used as slave labour.Heads of defeated chiefs were kept as trophies and displayed on palisades of the home "pa".