\documentclass{iditacard}

\cardtype{utility}
\rarity{common}

\begin{document}
\begin{card}
    \rawcenter{
        \textbf{Rarities}
        \hrule
        \hfill\newline

        \colorbox{starting}{\textcolor{white}{Starter Cards}}\\

        \colorbox{common}{\textcolor{white}{Common Cards (4x)}}\\

        \colorbox{rare}{\textcolor{white}{Rare Cards (3x)}}\\

        \colorbox{epic}{\textcolor{white}{Epic Cards (2x)}}\\

        \colorbox{legendary}{\textcolor{white}{Legendary Cards (1x)}}
    }
\end{card}
\end{document}