<theme>
    <include>./../theme.xml</include>

    <variant name="all">
        <view name="gamelist">
            <text name="customCollectionsSystemName">
                <metadata>sourceSystemFullname</metadata>
            </text>
            <text name="customCollectionsHeader, customCollectionsHeaderNoMedia">
                <metadata>systemFullname</metadata>
            </text>
        </view>
    </variant>
</theme>