2025 Topps Disneyland 70th Anniversary — Image Added
Added set image for 2025 Topps Disneyland 70th Anniversary.
2026 Topps Disney Neon — Added
Full checklist seeded including 200 base cards, 10 autograph sets, and 15 insert sets with parallels, pack odds, box configuration, and set image. Releases April 10, 2026.
Box Configs and Release Dates — Batch Update
Added box configurations and/or release dates for 2025 Topps Royalty UFC, 2025 Topps Midnight UFC, 2025-26 Topps Midnight Basketball, 2026 Topps Heritage Baseball, 2026 Topps Series 1 Baseball, 2026 Topps Chrome U.S. Winter Olympic and Paralympic Hopefuls, and 2025 Bowman's Best Baseball.
2025 Topps Chrome UFC — Box Config Added
Added box configuration and release date (June 27, 2025) for 2025 Topps Chrome UFC across Hobby, Mega Box, and Value Blaster formats.
2026 Topps Chrome Premier League — Box Config Added
Added box configuration and release date (February 5, 2026) for 2026 Topps Chrome Premier League across Hobby, Value Blaster, and Breaker's Delight formats.
2025-26 Topps UEFA Club Competitions — Box Config and Odds Added
Added box configuration, release date (January 15, 2026), and full pack odds across Hobby, Value, Hanger, London Store, Carnaval, Japan Hobby, Japan Retail, and Spring Tin formats.
2025 Topps Chrome MLS — Mania Box Config Fixed
Fixed Mania box configuration to correctly display 4 autographs per box.
Checklists Page Search
Added live search bar to the checklists page. Filter by name, sport, league, or tier. Works in combination with the sport filter tiles.
SEO Slug URLs
All set and athlete pages now use descriptive slug-based URLs. Numeric ID URLs redirect to the canonical slug.
2025 Topps Chrome MLS — Box Config Added
Added box configuration and release date (February 19, 2026) for 2025 Topps Chrome MLS across Hobby, Blaster, and Mania formats.
2024 Topps Midnight UFC — Box Config Added
Added box configuration and release date (May 15, 2024) for 2024 Topps Midnight UFC.
2023 Topps Finest Road to UEFA EURO 2024 — Added
Full checklist seeded including 100 base cards, 8 autograph sets, and 7 insert sets with parallels, odds, and box configuration.
2023 Topps Pristine Road to Euro 2024 — Added
Full checklist seeded including 200 base cards, 9 autograph sets, and 8 insert sets with parallels, odds, and box configuration.
2025-26 Topps Bowman Basketball — Parallels Added
Added full parallel structure across all insert sets including Base, Chrome, Prospects, Chrome Prospects, autograph sets, and all insert sets.
2025-26 Topps Bowman Basketball — Box Config Added
Added box configuration and release date (April 22, 2026) across Hobby, Jumbo, Mega, Value, and Breaker's Delight formats.
Set Catalogue Expanded
Added 780+ set reference entries spanning 2018 through 2026 across Baseball, Basketball, Football, Soccer, Wrestling, MMA, Racing, and Entertainment.
2025-26 Topps Bowman Basketball
Box configuration, release date, and 382 parallels added for 2025-26 Topps Bowman Basketball. Releases April 22, 2026 across Hobby, Jumbo, Mega, Value, and Breaker's Delight formats.
Box Break Simulator
Run 10,000 simulated breaks for any set. See realistic outcome distributions, top athletes by auto frequency, and a randomly generated pull list.
New Set: 2025 Topps Chrome Formula 1
Box configuration and pack odds added for 2025 Topps Chrome Formula 1 with 314 odds entries across 5 box types: Hobby, Sapphire, Value, Logofractor, and Diamond Anniversary.
New Set: 2025 Topps Disneyland 70th Anniversary
Full checklist added for 2025 Topps Disneyland 70th Anniversary with 498 cards across 23 insert sets, 480 unique subjects, and pack odds for Hobby, Value, and Disneyland Exclusive formats.
Pack Odds Added: 2026 Topps Chrome WWE
Pack odds added for 2026 Topps Chrome WWE with 985 odds entries across 7 box types: Breaker's Delight, Hobby, Logofractor, Mega, Sapphire, Value, and First Day Issue.
New Set: 2025 Topps Pristine Baseball
Full checklist added for 2025 Topps Pristine Baseball with 300 base cards, 18 insert sets, 339 players, and 90 pack odds entries.
New Set: 2026 Topps Chrome WWE
Full checklist added for 2026 Topps Chrome WWE with 201 base cards, 53 insert sets, and 269 wrestlers.
Pack Odds Added: 2025-26 Topps Midnight Basketball
Pack odds added for 2025-26 Topps Midnight Basketball with 219 odds entries across base parallels, rookie autographs, veteran autographs, inserts, and memorabilia.
Pack Odds Added: 2025 Topps Chrome McDonald's All-American Basketball
Pack odds added for 2025 Topps Chrome McDonald's All-American Basketball with 73 odds entries across base parallels, inserts, autographs, and relics.
New Set: 2024 Topps Royalty UFC
Full checklist added for 2024 Topps Royalty UFC with 100 base cards, 27 insert sets, and 213 fighters.
New Set: 2025 Topps Chrome Deadpool
Full checklist added for 2025 Topps Chrome Deadpool with 100 base cards across 3 subsets, 22 insert sets, and 131 characters.
New Set: 2025 Topps Stadium Club Baseball
Full checklist added for 2025 Topps Stadium Club Baseball with 200 base cards, 8 autograph sets, 5 insert sets, and 345 players.
Box Config & Release Date: Chrome UEFA Club Competitions
Updated box configuration and release date (May 7, 2026) for 2025-26 Topps Chrome UEFA Club Competitions across 6 box types.
New Set: 2025 Topps Chrome Football
Full checklist added for 2025 Topps Chrome Football — 400 base cards, 39 insert sets, and over 540 players.
Pack Odds & Box Config: Chrome UEFA Club Competitions
Full pack odds added for 2025-26 Topps Chrome UEFA Club Competitions across 11 box types: Hobby, Jumbo, Value, Breaker's Delight, Hanger, Sapphire, Mega, First Day Issue, Logofractor, Hongbao, and FFNYC.
New Set: 2025-26 Topps Chrome UEFA Club Competitions
Full checklist added for 2025-26 Topps Chrome UEFA Club Competitions — 200 base cards, 36 insert sets, and over 350 players.
Full Retail Pack Odds: 2025-26 Topps Basketball
Break Hit Calculator for 2025-26 Topps Basketball now includes pack odds for all six box types: Hobby, Jumbo, Value, Mega, Fat Pack, and Hanger.
Break Hit Calculator: Production Run Accuracy for 2026 Topps Finest Premier League
Break Hit Calculator now uses total production run data for more accurate numbered parallel odds on 2026 Topps Finest Premier League.
Break Hit Calculator: Production Run Accuracy for 2025-26 Topps Cosmic Chrome Basketball
Break Hit Calculator now uses total production run data for more accurate numbered parallel odds on 2025-26 Topps Cosmic Chrome Basketball.
Release Date: 2025-26 Topps Chrome Cactus Jack Basketball
Release date set to February 13, 2026 for 2025-26 Topps Chrome Cactus Jack Basketball.
Box Config & Release Date: 2025-26 Topps Cosmic Chrome Basketball
Box configuration and April 29 release date added for 2025-26 Topps Cosmic Chrome Basketball.
Pack Odds Added: 2025-26 Topps Cosmic Chrome Basketball
Pack odds are now live for 2025-26 Topps Cosmic Chrome Basketball with 126 entries across all insert sets and parallels.
Pack Odds Added: 2025-26 Topps Finest Basketball
Hobby and Breaker pack odds are now live for 2025-26 Topps Finest Basketball (223 entries).
Box Config Added: 2025 Topps Universe WWE
Hobby and Value Blaster box configurations are now live for 2025 Topps Universe WWE.
Box Config Added: 2025 Topps Museum Collection Baseball
Hobby box configuration is now live for 2025 Topps Museum Collection Baseball.
Pack Odds Added: 2025 Topps Museum Collection Baseball
Hobby box pack odds are now live for 2025 Topps Museum Collection Baseball with 150 odds entries.
Checklist Added: 2025 Topps Museum Collection Baseball
Full checklist for 2025 Topps Museum Collection Baseball is now live with 26 insert sets and 1,079 cards.
Box Config Added: 2025 Bowman Draft Sapphire Baseball
Hobby box configuration is now live for 2025 Bowman Draft Sapphire Baseball.
New Checklist: 2025 Bowman Draft Sapphire Baseball
Full checklist for 2025 Bowman Draft Sapphire Baseball is now live — 200 prospects, 263 cards across 4 insert sets with pack odds.
Box Config Added: 2025 Topps Stadium Club UFC
Hobby, Mega, and Value box configurations are now live for 2025 Topps Stadium Club UFC.
New Checklist: 2025 Topps Stadium Club UFC
Full checklist for 2025 Topps Stadium Club UFC is now live — 236 fighters, 923 cards across 17 insert sets.
Box Config Added: 2025 Topps Chrome McDonald's All-American Basketball
Hobby and Mega box configurations are now live for 2025 Topps Chrome McDonald's All-American Basketball.
New Checklist: 2025 Topps Chrome McDonald's All-American Basketball
Full checklist for 2025 Topps Chrome McDonald's All-American Basketball is now live — 62 athletes, 400 cards across 12 insert sets.
Box Config Added: 2022 Panini Select UFC
Hobby and Hobby Hybrid box configurations are now live for 2022 Panini Select UFC.
Box Config Added: 2025-26 Topps Finest Basketball
Hobby and Breaker's Delight box configurations are now live for 2025-26 Topps Finest Basketball.
Box Config Added: 2025-26 Topps Three Basketball
Hobby and First Day Issue box configurations are now live for 2025-26 Topps Three Basketball.
New Set: 2025-26 Topps Three Basketball
Full checklist and pack odds for 2025-26 Topps Three Basketball — 100-card base set, 20 autograph sets, 7 insert sets, and 1,171 total cards.
Box Config Added: 2025-26 Topps Chrome Basketball Sapphire
Hobby box configuration and release date are now live for 2025-26 Topps Chrome Basketball Sapphire.
Pack Odds Added: 2025-26 Topps Chrome Basketball Sapphire
Pack odds are now live for 2025-26 Topps Chrome Basketball Sapphire — 43 parallels and autograph variants covered.
New Checklist: 2025-26 Topps Cosmic Chrome Basketball
2025-26 Topps Cosmic Chrome Basketball is now in the app — 200-card base set plus 17 insert and autograph sets.
Box Config Added: 2025-26 Topps Bowman Basketball
Hobby, Jumbo, Mega, Value, and Breaker's Delight box configurations are now live for 2025-26 Topps Bowman Basketball.
Updates & Changelog Launched
Checklist2 now has a public changelog. Every checklist, box config, odds update, and feature launch is documented here.
Checklist Added: 2025-26 Topps Bowman Basketball
2025-26 Topps Bowman Basketball is now live with 37 insert sets, 353 players, and 1,503 total cards — including NBA rookies, prospects, and dual autographs.
Topps Sets Coverage Page Rebuilt
The Topps Sets Coverage page now displays all 273 sets from the 2024–2026 catalog, grouped by year and sport, sourced from a static catalog.
Pack Odds Added: 2026 Topps Finest Premier League
Pack odds have been configured for 2026 Topps Finest Premier League, covering 133 card types from base refractors to 1-of-1 Superfractors.
Checklist Added: 2026 Topps Finest Premier League
2026 Topps Finest Premier League is now live — a Chrome-tier soccer set with 21 insert sets, 307 players, and 767 appearances.
App Logo Updated
Checklist2 has a new SVG logo with proper light/dark mode support — black text on light backgrounds, white text on dark.
Feature: Checklists Sorted Newest First
The Checklists page now sorts sets by when they were added to the database, newest first — so the most recently seeded sets are always at the top.
Box Config Added: 2025-26 Topps Basketball
Box configuration is now set for 2025-26 Topps Basketball in both hobby (12 cards/pack × 20 packs) and jumbo (40 cards/pack × 10 packs) formats.
Pack Odds Added: 2025-26 Topps Basketball
Pack odds are now live for 2025-26 Topps Basketball in both hobby and jumbo formats, enabling accurate break hit calculations for both box types.
Checklist Added: 2025-26 Topps Basketball
2025-26 Topps Basketball (Flagship) is now live — the full NBA set including Base, Stars of the NBA, All-Rookie Team, and all autograph sub-sets.
Feature: Hobby/Jumbo Toggle in Break Hit Calculator
The Break Hit Calculator now supports a hobby/jumbo toggle when a set has separate odds for each format, showing side-by-side expected hit rates.
Checklist Added: 2024 Topps Chrome U.S. Olympic & Paralympic Team Hopefuls
The 2024 Topps Chrome U.S. Olympic & Paralympic Team Hopefuls checklist is now live on Checklist2.
Checklist Added: 2024 Topps Chrome U.S. Olympic & Paralympic Team Hopefuls
2024 Topps Chrome U.S. Olympic & Paralympic Team Hopefuls is now live, covering the full checklist of U.S. hopefuls across all Olympic disciplines.
Pack Odds Added: 2025 Topps Chrome UFC
Pack odds are now live for 2025 Topps Chrome UFC, covering all refractor parallels and autograph tiers.
Box Config Added: 2025 Topps Chrome UFC
Box configuration has been added for 2025 Topps Chrome UFC, enabling break hit calculations for this Chrome-tier MMA set.
Checklist Added: 2025 Topps Chrome UFC
2025 Topps Chrome UFC is now live — a Chrome-tier MMA set covering the full UFC roster with refractor parallels.
Checklist Added: 2026 Topps Heritage Baseball
2026 Topps Heritage Baseball is now live, bringing the retro design set's complete checklist to the platform.
Checklist Added: 2022 Panini Select UFC
2022 Panini Select UFC is now live — expanding Checklist2's MMA coverage beyond Topps to include Panini's UFC offering.
Checklist Added: 2025 Topps Chrome Sapphire Formula 1
2025 Topps Chrome Sapphire Formula 1 is now live — a premium Sapphire-tier F1 set covering the full 2025 grid.
Checklist Added: 2026 Topps Chrome Premier League
2026 Topps Chrome Premier League is now live — Chrome-tier soccer coverage for the 2025-26 Premier League season.
Feature: Topps Sets Coverage Page
A dedicated Topps Sets Coverage page at /sets/topps now shows the full Topps catalog organized by year and sport with checklist/config/odds status indicators.
Pack Odds Added: 2025 Topps Royalty UFC
Pack odds are now live for 2025 Topps Royalty UFC.
Box Config Added: 2025 Topps Royalty UFC
Box configuration has been added for 2025 Topps Royalty UFC.
Pack Odds Added: 2026 Topps Series 1 Baseball
Pack odds are now live for 2026 Topps Series 1 Baseball in both hobby and jumbo formats.
Box Config Added: 2026 Topps Series 1 Baseball
Box configuration is now set for 2026 Topps Series 1 Baseball in hobby and jumbo formats.
Pack Odds Added: 2025-26 Topps Chrome Sapphire Basketball
Pack odds are now live for 2025-26 Topps Chrome Sapphire Basketball.
Box Config Added: 2025-26 Topps Chrome Sapphire Basketball
Box configuration has been added for 2025-26 Topps Chrome Sapphire Basketball.
Pack Odds Added: 2025-26 Topps Finest Basketball
Pack odds are now live for 2025-26 Topps Finest Basketball covering all refractor parallels and autograph tiers.
Box Config Added: 2025-26 Topps Finest Basketball
Box configuration has been added for 2025-26 Topps Finest Basketball.
Terms of Use & Privacy Policy Pages Added
Terms of Use and Privacy Policy pages are now live at /terms and /privacy.
Resources Section Launched
The Resources section is live at /resources with three guides: Glossary, Break Hit Calculator explainer, and Break Sheet Builder explainer.
Feature: Overview Stats Page
The Overview page at /overview shows aggregate stats across the entire Checklist2 database — total sets, players, cards, and more.
Feature: Analytics / Searches Page
The Searches page at /admin/analytics tracks what players and sets users are looking up most, showing search trends across the platform.
Checklist Added: 2026 Topps Chrome U.S. Winter Olympics
2026 Topps Chrome U.S. Winter Olympics & Paralympic Team Hopefuls is now live, covering U.S. athletes heading to the 2026 Milan-Cortina Games.
Checklist Added: 2025 Topps Royalty UFC
2025 Topps Royalty UFC is now live — a Premium-tier MMA set featuring a curated checklist of top UFC fighters with on-card autographs.
Checklist Added: 2026 Topps Series 1 Baseball
2026 Topps Series 1 Baseball is now live — the flagship MLB set with the full roster, short prints, and all insert configurations.
Checklist Added: 2025 Topps Universe WWE
2025 Topps Universe WWE is now live, bringing professional wrestling coverage to the Checklist2 platform.
Checklist Added: 2025-26 Topps Chrome Sapphire Basketball
2025-26 Topps Chrome Sapphire Basketball is now live — the premium Sapphire-tier version of Chrome NBA, numbered throughout.
Checklist Added: 2025-26 Topps Finest Basketball
2025-26 Topps Finest Basketball is now live — a Premium-tier Chrome set featuring the full NBA roster with Finest's signature refractor parallels.
Checklist Added: 2025-26 Topps Midnight Basketball
2025-26 Topps Midnight Basketball is now live — a Standard-tier NBA set with Midnight's distinctive dark foil aesthetic.
Checklist Added: 2025-26 Topps Chrome Cactus Jack Basketball
2025-26 Topps Chrome Cactus Jack Basketball is now live — the Travis Scott collaboration Chrome set featuring unique Cactus Jack-themed parallels.
Checklist Added: 2025 Topps Chrome McDonald's All-American
2025 Topps Chrome McDonald's All-American is now live, covering the top high school basketball prospects from the 2025 game.
Checklist Added: 2025-26 Topps Chrome Basketball
2025-26 Topps Chrome Basketball is now live — Chrome-tier NBA coverage with the full roster and refractor parallels.
Checklist Added: 2025 Bowman's Best Baseball
2025 Bowman's Best Baseball is now live — a Premium-tier baseball product featuring MLB prospects and veterans with on-card autographs.
Feature: Break Sheet Builder Launched
The Break Sheet Builder generates Whatnot-ready CSV exports for any set's checklist, formatted for direct import into break streams.
Feature: Pack Odds Page Launched
Each set now has a dedicated Pack Odds page showing the pull rate for every card type, powering the Break Hit Calculator.
Feature: Athlete Leaderboard Launched
The Players page now ranks athletes by checklist presence — most unique cards, highest total print run, and most 1-of-1s across all sets.
Feature: Break Hit Calculator Launched
The Break Hit Calculator uses pack odds to show how many autographs, refractors, and key cards you should expect from any box configuration.
Feature: Light/Dark Mode Toggle
Checklist2 now supports light and dark mode with a toggle in the top-right corner. Your preference is saved across sessions.
Feature: Set Detail Pages with Player Search
Every seeded set now has a detail page with the full card list, insert set navigation, and player search functionality.
Feature: Checklists Browsing Page
The Checklists page at /checklists lets you browse all seeded sets, filter by sport, and search by set name — sorted by most recently added.
Checklist Added: 2024 Topps Midnight UFC
2024 Topps Midnight UFC is now live, rounding out the Midnight MMA coverage alongside the 2025 edition.
Checklist Added: 2025 Topps Midnight UFC
2025 Topps Midnight UFC is now live — a Standard-tier MMA set featuring UFC's top fighters with Midnight's signature dark aesthetic.
Checklist Added: 2025 Topps Chrome MLS
2025 Topps Chrome MLS is now live — Chrome-tier soccer coverage for Major League Soccer's 2025 season.
Checklist Added: 2025-26 Topps UEFA Club Competitions
2025-26 Topps UEFA Club Competitions is now live — comprehensive coverage of the Champions League, Europa League, and Conference League.
Checklist2 Launched
Checklist2 is live — a sports card set explorer built for collectors and breakers, starting with NBA and expanding across sports.