Deneb
...that Deneb is the only character to appear in all four of Quest's video games in the Ogre Battle series?
...that <b id="mwASE"><a class="mw-redirect" href="./Deneb_(the_witch)" id="mwASI" rel="mw:WikiLink" title="Deneb (the witch)">Deneb</a></b> is the only character to appear in all four of Quest's video games in the <a href="./Ogre_Battle" id="mwASM" rel="mw:WikiLink" title="Ogre Battle">Ogre Battle</a> series?