\documentclass[]{standalone}

% Pakete dazuladen
\input{libs.tex}
% Farbdefinitionen laden
\input{colors.tex}
% \card-Commands laden
\input{tikzcards.tex}

\begin{document}
\begin{tikzpicture}
\cardtypeUnit{Cavalry}
\cardbuycost{5}
\cardcontent{Health: 1\\ Movement: 4\\ Attack: 2}
\cardplaycost{2}\cardmodule{base}
\cardborder
\end{tikzpicture}
\end{document}