MediaWiki:Gadget-PrometheanFont.css

/* Set the wiki to use the Forerunner Promethean font */

@font-face { font-family: 'Forerunner Promethean'; src: url(https://halo.wiki.gallery/images/Forerunner_Promethean.otf); }
 * { font-family: 'Forerunner Promethean' !important; }