Turbopolsa
... that Turbopolsa is the only player to win four Rocket League Championship Series titles?
... that <b id="mwCQI"><a href="./Turbopolsa" id="mwCQM" rel="mw:WikiLink" title="Turbopolsa">Turbopolsa</a></b> is the only player to win four <a href="./Rocket_League_Championship_Series" id="mwCQQ" rel="mw:WikiLink" title="Rocket League Championship Series">Rocket League Championship Series</a> titles?