With the MLB Trade Deadline set for 6 p.m. ET on Thursday, TSN.ca keeps you up to date on all the latest trades and rumours from the league.

That means that pitchers who are good at preventing earned runs are also generally good at preventing unearned runs. Of the top 50 pitchers in career (normalized) ERA, 46 of them were better than ...

Therefore, to determine which player is the most skilled, we need to find statistics that better isolate a pitcher's performance. One such stat is Skills-Interactive Earned Run Average (SIERA).