Paper Mario
... that the Paper Mario series was changed from role-playing games to action-adventure games because the developers found it to be too similar to Nintendo's other role-playing series, Mario & Luigi?
... that the <i id="mwCWU"><b id="mwCWY"><a href="./Paper_Mario" id="mwCWc" rel="mw:WikiLink" title="Paper Mario">Paper Mario</a></b></i> series was changed from <a href="./Role-playing_video_game" id="mwCWg" rel="mw:WikiLink" title="Role-playing video game">role-playing games</a> to <a href="./Action-adventure_game" id="mwCWk" rel="mw:WikiLink" title="Action-adventure game">action-adventure games</a> because the developers found it to be too similar to <a href="./Nintendo" id="mwCWo" rel="mw:WikiLink" title="Nintendo">Nintendo</a>'s other role-playing series, <i id="mwCWs"><a class="mw-redirect" href="./Mario_&amp;_Luigi_(series)" id="mwCWw" rel="mw:WikiLink" title="Mario &amp; Luigi (series)">Mario &amp; Luigi</a></i><span about="#mwt102" data-mw='{"parts":[{"template":{"target":{"wt":"-?","href":"./Template:-%3F"},"params":{},"i":0}}]}' id="mwCW0" style="padding-left:0.15em;" typeof="mw:Transclusion"><span typeof="mw:Entity">?</span></span>