\documentclass{article}
\usepackage{tikz}
\usetikzlibrary{positioning, hobby, arrows.meta}
\begin{document}
\begin{tikzpicture}[use Hobby shortcut]
%\draw [help lines, red!30] (0,0) grid (6,6);
\draw (0,0)-|(3,5)-|node[pos=.25, fill=white](x){\huge X}(0,0);
\node[below=2cm of x, circle, fill, draw, inner sep=2pt, label=left:x\textsubscript{2}] (x2) {};
\path
(1.5,2.5)coordinate(z0)
(2,2)coordinate(z1)
(3.1,2.2)coordinate(z2)
(3.2,5.4)coordinate(z3)
(2.5, 5.5)coordinate(z4)
(2,5.4)coordinate(z5)
;
\draw[->, -Latex](x2) to (z0)..(z1)..(z2)..(z3)..(z4)..(z5) to (x);
\end{tikzpicture}
\end{document}