Release details, box information, product images, marketplace links, and collector reviews.
Upper Deck’s 2026/27 Series 1 Hockey Advent Calendar brings the opening chapter of the 2026-27 base set into a holiday format, with the familiar mix of rookie chasing, veteran stars, and insert-driven collecting that has made Series 1 a cornerstone release for hockey fans. Scheduled for release on Nov. 11, 2026, the product is built around the first 250 cards of the 2026-27 Upper Deck Base Set and delivers a compact hobby configuration designed for daily-style opening during the season’s festive stretch.
Each box contains 24 packs with 4 cards per pack. That format gives collectors a steady stream of base cards and inserts while keeping the focus on the key names and chase elements that define the Series 1 checklist. The set includes 198 veteran cards, 49 Young Guns cards, and three additional cards, with the Young Guns subset once again standing out as the most anticipated rookie chase in the product. Upper Deck notes that Series One features multiple high-end rookies, reinforcing the set’s reputation as an early-season destination for first-year talent.
The foundation of the release is the first 250 cards of the 2026-27 Upper Deck Base Set. That structure keeps the product rooted in the traditional Series 1 format while giving collectors a broad mix of established stars and emerging players. The 198 veteran cards provide the bulk of the checklist, while the 49 Young Guns cards supply the rookie content that collectors have come to expect from the brand’s flagship hockey releases.
Young Guns remains one of the most recognizable rookie card programs in the hobby, and Series One is built around its appeal. The checklist is positioned to highlight the season’s top first-year players, making the set a natural target for collectors who follow rookie development throughout the year. With multiple high-end rookies included, the product offers meaningful upside for both set builders and player collectors.
The Dazzlers insert set is back for another season, and the Advent Calendar format adds a holiday-specific spin with Red & Green versions. These eye-catching cards return with a new 2026-27 design, continuing the colorful, foil-forward style that has made the insert a favorite among collectors looking for something visually distinct from the base set. The source notes that the checklist is made up mostly of star veterans, with a couple of top rookies mixed in, giving the set a blend of established names and select young talent.
Because the Advent Calendar includes the holiday-themed Red & Green versions, this edition offers a seasonal collecting angle that fits the product name and format. Dazzlers has become one of the more recognizable modern Upper Deck inserts, and its return here adds a bright, collectible layer to the box break.
UD Portraits also returns, and this season marks its third year on foilboard. For 2026-27, the set adopts a new look that mimics movie posters, giving the cards a fresh presentation while keeping the familiar portrait concept intact. Series One includes the first 30 cards of this intra-series set, and the checklist features veteran stars alongside top rookies.
The move to a movie-poster-inspired design gives UD Portraits a different visual identity without changing its core appeal. Collectors who enjoy premium-feeling inserts will find plenty to like in the foilboard finish and the mix of star power across the checklist. As part of the broader Series 1 lineup, it serves as one of the product’s more polished and design-driven chase sets.
Another returning foilboard insert, Sizzle Reel, celebrates top highlight-reel plays from the 2025-26 season. The set continues its emphasis on memorable moments rather than simple player imagery, and it adds an interactive element as well. On the back of each card featuring a star player, collectors will find a QR code that links to the video of the highlight-reel play.
Series One includes the first 35 cards of this intra-series set, making Sizzle Reel one of the larger insert chases in the product. The combination of foilboard construction, action-driven subject matter, and video access gives the set a modern feel that fits well within Upper Deck’s flagship hockey line. For collectors who enjoy inserts that connect the card to the on-ice moment, Sizzle Reel is one of the release’s most distinctive offerings.
As always, Series One introduces new themed insert sets, and this year’s product includes Debut Dates and Here We Go! While the source does not provide additional checklist or content details for these inserts, their inclusion broadens the range of chase options inside the Advent Calendar format. That variety is part of what keeps Series 1 relevant year after year: collectors can pursue base cards, rookies, returning inserts, and fresh concepts all within the same release.
The balance of familiar staples and new ideas gives the product a layered collecting experience. Young Guns anchors the rookie chase, while Dazzlers, UD Portraits, and Sizzle Reel provide established insert programs with updated designs and themes. The new inserts add another dimension for collectors who want something beyond the standard flagship structure.
The 2026/27 Upper Deck Series 1 Hockey Advent Calendar is built for collectors who enjoy the flagship hockey experience in a format that feels seasonal and approachable. The 24-pack box structure, 4 cards per pack configuration, and mix of base cards and inserts create a steady break with multiple avenues for collecting. The product’s strongest appeal remains its rookie content, especially the Young Guns subset, but the returning inserts and new themed additions help round out the checklist.
For hobby collectors, the Advent Calendar format adds a layer of presentation that fits the time of year while still delivering the core elements of a major Upper Deck hockey release. Whether the goal is building the base set, chasing Young Guns, or collecting the returning insert programs, this release offers a broad snapshot of the 2026-27 season’s early card story.
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