48. Manny Corpas

Manny Corpas’ career is essentially a highlight reel of a single, pressurized autumn. A thin right-hander from Panama with a deceptive sidearm delivery, Corpas didn't arrive in Denver with the pedigree of a high-priced closer. Instead, he was a middle-relief option who happened to find his "peak" at the exact moment the franchise caught lightning in a bottle. While his overall career was a journey of inconsistent roles and physical setbacks, for one month in 2007, he was the most untouchable arm in the National League.

Corpas’ tenure is defined by a 2007 season that serves as a statistical outlier for the franchise. After taking over the closer role from a struggling Brian Fuentes in July, Corpas reached a professional level of efficiency that anchored the Rockies' historic 21-of-22 win streak. He finished the regular season with 19 saves and a 1.064 WHIP, but it was in the postseason where he reached a definitive state of dominance. Over 10.1 innings of playoff pressure, he allowed only a single run, recording five saves and a staggering 0.581 WHIP. He was the "steady hand" that stabilized the bullpen during the first World Series run in club history.

However, the high-leverage workload of 2007 took a significant toll. He was never able to replicate that specific brand of dominance again. By 2008, his ERA jumped to 4.52, and his sinker began to lose the sharp, biting movement that had made him elite. This physical decline reached a breaking point in 2010 when he suffered a torn ulnar collateral ligament in his throwing elbow. The injury required Tommy John surgery, and with Corpas facing a lengthy recovery and a rising salary, the Rockies chose to non-tender him in December 2010. It was an unceremonious exit for a man who had been the face of the franchise's greatest month, as the organization decided to cut ties rather than wait for his return.

His presence in the organization saw a brief second act in 2013 when he returned to Denver as a minor-league free agent. By then, he was primarily a low-leverage arm, providing some veteran-like poise for 31 appearances before his time in the big leagues effectively concluded. He finished his Colorado career with 34 saves and 121 games finished.