Retrieve & Display User Meta Values from Checkboxes

Create your blank admin page that will house this info, using add_menu_page() or add_submenu_page().

get your all the teams with get_terms() for later

get all players with get_posts(), and make a foreach() loop

within the loop, use wp_get_post_terms() to retrieve that players terms,

use the get_terms() value made earlier to loop through the list of teams.

add if statement to see if current player’s has this term, then useget_term_link() to hyperlink, and mark it as checked