The Formula in Column A for the team names is
=IF(ROW() - 4 <= 'Score Entry'!AL6, "C" & (ROW() - 4), "")
however the actual number of teams is in AM6 but the label is in AL6
The formula should be
=IF(ROW() - 4 <= 'Score Entry'!AM6, "C" & (ROW() - 4), "")