CHECKLIST2
Updates

Feature: Break Sheet Builder Launched

March 12, 2026

Feature

The Break Sheet Builder generates Whatnot-ready CSV exports for any set's checklist, formatted for direct import into break streams.

Break Sheet Builder

The Break Sheet Builder is now live, accessible from any set's checklist page.

What It Does

Generates a Whatnot-compatible CSV file for any card set, structured for direct import into your break stream. Each row represents one slot in the break.

Columns Included

  • Slot number
  • Player name
  • Team
  • Card number
  • Insert set
  • Rookie status
  • Parallel (if applicable)

How to Use

1. Open any set's checklist

2. Filter to the insert set and parallels you're breaking

3. Click "Build Break Sheet"

4. Download the CSV and import to Whatnot