By Shawn Childs Prescott’s career-high in passing touchdowns last season sets the stage for elite tier finish. In 2019 and 2021, Prescott attempted 596 passes in seasons over 16 games. He improved by 22 completions last year but regressed by 453 passing yards. Prescott finished with the best completion rate (68.8) of his career with a new high in passing touchdowns (37). He ended the year with a step back in running value (48/146/1) after being much more productive in this area over his first 64 games (241/1,221/21). When at his best, Prescott had a floor of three touchdowns in nine starts (41…