2026 Topps Series 1 Baseball Checklist

2026 Topps Series 1 Baseball – All SKUs, Full Checklist, Autograph Odds

Product Overview

The 2026 Topps Series 1 Baseball release celebrates the landmark 75th Anniversary of Topps Baseball, launching the flagship line for the MLB season with classic designs and collector-focused content. Anchored by a 350-card base set, this edition showcases star veterans, top rookies, Future Stars, League Leaders, and team cards. Find parallel and insert coverage across all SKUs, with collector resources for checklist search, autograph odds, and exclusive parallels detailed below.

Available Formats

• Hobby Box
  • 12 cards per pack, 20 packs per box, 12 boxes per case
  • Guaranteed 1 autograph or relic card per box
  • Features standard and exclusive insert odds; covers all base, insert, and autograph content
• Jumbo Box
  • 40 cards per pack, 10 packs per box, 6 boxes per case
  • Includes 1 autograph card AND 1 relic card per box
  • Delivers larger pack/box format ideal for deep checklist coverage and parallel hunting

Look for case-hit autograph, relic, and insert cards such as In the Name Patch Relics and anniversary-themed case-hit inserts in both configurations.

Card Types

• Base Set (350 cards): Current MLB stars, rookies, Future Stars, League Leaders, team cards
• Base Card 1952 Variations: Throwback photo variations of select base cards (inserted throughout)
• Chrome Parallels: Chrome technology parallels of the main base set (distributed in both Hobby and Jumbo)
• Inserts:
  • 75 Years of Topps Die-Cut (anniversary tribute designs)
  • All Aces (star pitching aces, returning design)
  • Heavy Lumber, Home Field (collectible themed inserts)
  • Topps Profiles (player personality spotlights)
  • 1991 Topps Baseball (retro-themed)
• Autographs & Relics:
  • Real One Autographs, Flagship Autograph Patch Cards
  • City Connect Swatches: Relic cards with city-specific uniforms
  • In the Name 1/1 Relics: One-of-one MLB jersey letter patches (case hit level)
  • 75 Years of Topps Baseball Autographs: Anniversary-themed signed cards

Parallel Guide

• Rainbow Foil: Unnumbered, wide distribution
• Gold: Serial #/2026
• Green Foilboard: Serial #/499
• Orange Foilboard: Serial #/299
• Red Foilboard: Serial #/199
• Vintage Stock: Serial #/99
• Independence Day: Serial #/76
• Mother’s Day Pink: Serial #/50
• Father’s Day Blue: Serial #/50
• Memorial Day Camo: Serial #/25
• Platinum: 1/1
• Check SKU-specific sell sheets or box odds for format-exclusive colors

Autograph and Relic Content

• Real One Autographs: Wide player list, signatures directly on card
• Flagship Autograph Patch Cards: Autographed manufactured patch pieces
• City Connect Swatches: Player-worn jersey relics themed to special uniforms
• In the Name 1/1 Relics: One-per-case (Jumbo) nameplate letter patches, each unique to player and letter
• Autograph parallels: Gold, Red, and Platinum 1/1 versions
• 75 Years of Topps Baseball Autographs: 75th Anniversary themed signed cards (limited print, case/case+ hit odds)

Insert Highlights

• All Aces – Acclaimed pitcher subset, fan-favorite returning design
• Heavy Lumber – Acetate or wood-themed rarities
• Home Field Advantage – Short print, case-level pulls
• Topps Profiles – New, player-focused biographical inserts
• 1991 Topps Baseball – Retro tribute set, available as both inserts and parallels
• 75 Years of Topps Die-Cut – Anniversary chase, highlighting Topps heritage
• Insert and relic content varies by format—see odds for details

Checklist Filtering Tools

Use the filters above to sort the full checklist by player, team, insert, or card type.