Direct answer: The Diamondbacks’ Serpientes City Connect jersey was unveiled in May 2025 and debuted on May 9, with further wear on Fridays for the 2025 season.
Details you might find helpful:
- The Serpientes design is a purple-and-teal update on the City Connect line, featuring snakes and references to Arizona’s culture and desert landscape. It was introduced to celebrate Mexican Heritage Weekend and rolled out for Friday home games throughout 2025 [source coverage from MLB and major outlets noted in the latest reports].
- The team also released Serpientes merchandise and related events (e.g., a bobblehead giveaway tied to the theme) as part of the rollout and ongoing promo calendar in 2025 [media coverage across several outlets].
If you’d like, I can pull the most recent articles or provide a concise timeline of key dates (announcement, debut game, and frequency of wear) with direct citations.
Sources
The Arizona Diamondbacks have unveiled their new Nike City Connect Serpientes uniforms, a cutting-edge redesign representing the iconic Diamondbacks jerseys over the years, focusing on vibrant colors and reimagining traditional patterning to create something unmistakably Arizona. The new uniforms will be debuted this Friday, May 9 during the Diamondbacks game
www.mlb.comThe Arizona Diamondbacks are turning up the heat for their second game against the Los Angeles Dodgers. The club will debut its brand-new "Serpientes" City Connect jerseys on Thursday, taking the…
www.si.comThe new Diamondbacks threads, unveiled Monday, are inspired by previous franchise jerseys.
www.espn.comExperience the Arizona Diamondbacks unveil electrifying Serpientes jerseys in a must-watch showdown with Los Angeles Dodgers.
motorcyclesports.netPurple and teal is back.
www.si.comThe new Diamondbacks threads, unveiled Monday, are inspired by previous franchise jerseys.
www.espn.com.auThe Diamondbacks' gold City Connect jersey reads "Serpientes" across the front, intended to highlight Arizona's Hispanic culture, while the uniform patch features the Arizona state flag and a reference to Phoenix's nickname as The Valley of the Sun.
www.espn.com