The corporations’ merging that ended the Louisville Colonels around 1900 significantly changed the course of Pittsburgh baseball. While many focus on the players who arrived, Deacon Phillippe was essential as the main pitcher. Born in Virginia and raised in rural South Dakota, this humble, religious, soft-spoken right-hander earned his nickname thanks to his disciplined, virtuous lifestyle. On the mound, Phillippe was known for his calm, precise pitching that stifled Deadball Era offenses. Instead of relying on high speed, he aimed carefully at the strike zone, using exceptional control to become one of the most reliable big-game pitchers of his time.

His debut in Pittsburgh before the 1900 campaign followed an impressive rookie season with 21 wins in Louisville. Phillippe quickly adapted to his new environment in Western Pennsylvania. He promptly made taking the ball into a dominating routine, recording four straight 20-win performances from 1900 to 1903 that helped establish manager Fred Clarke’s rising dynasty.

His paramount attribute was an unwavering refusal to beat himself. Phillippe systematically dictated terms to opposing batters, leading the National League in the fewest walks per nine innings (BB/9) on five occasions, achieving the highest strikeout-to-walk ratio (SO/BB) four times, and excelling in Fielding Independent Pitching (FIP) twice.

The peak of his individual achievements and legendary reputation was reached during the first high-stakes 1903 modern World Series against the Boston Americans. With the Pirates' pitching staff severely weakened by unexpected injuries and departures, Phillippe delivered an extraordinary, tireless performance that is hard to imagine today.

He started five of the nine games in the series, pitching five complete games and totaling 44 intense innings on the mound. He personally secured three wins for the Bucs, including a historic opening-game performance. Although the heavy physical toll eventually affected him in the final innings, his unwavering bravery solidified his legendary status in baseball history.

His unwavering long career earned the highest corporate recognition during the notable 1909 world championship campaign. At age 37, he offered essential support to the team, posting an impressive 8–3 record from the rotation and bullpen, aiding the club in securing the National League pennant and ultimately celebrating Pittsburgh's exciting seven-game victory in the World Series against Ty Cobb's Detroit Tigers.

Phillippe retired during the 1911 season, retiring with a 168-92 record and a 2.50 ERA as a Pirate.

A Louisville Colonel for the first season of his career (1899), Deacon Phillippe was one of many players to be transferred to the Pittsburgh Pirates when the Colonels folded before the century's turn.  In Western Pennsylvania, Phillipe played the rest of his professional career, which as it turned out to be a pretty good one.