User blog comment:Martialmaniac/Major Battles section/@comment-32818639-20180408224138

Method 1 + 2 + "Selecting collapsible content" [with "Collapse" as initial state showing Method 2] = no information is lost, the page does not get too long, and the reader can choose to see all battles. And, as some prefer an extra clean code, it could be placed in template(s).