# Immaculate Grid

> Brian Minter's baseball trivia grid averaged about 200,000 weekday players by July 2023.

- Owner: Brian Minter; Sports Reference from July 2023
- Kind: Game
- Sector: Gaming
- Seed date: 2023-04-04
- Peak date: Week of Jul 11, 2023
- Date basis: Dates use the stated precision; chart positions are date anchors.
- Spread Score: 26 (Niche), v1.2
- Mechanics: Daily ritual, Shareable output, Platform jump, Maker origin

## Summary

Brian Minter launched Immaculate Grid, a daily baseball trivia grid, on April 4, 2023. A friend shared it on Reddit and Foolish Baseball found it on Twitter, and it reached about 200,000 weekday players. Sports Reference bought it in July.

## Timeline

- 2023-04-04 — Brian Minter (Open web) — Atlanta software engineer Brian Minter launched Immaculate Grid; 20 people played daily at first.
- Jun 2023 — Dave Berni (Mets clubhouse) (Retail) — Mets visiting clubhouse manager Dave Berni began printing grids for players beside crosswords and Sudoku.
- 2023-06-03 — r/baseball participants (Reddit) — A dedicated daily thread linked the game and collected answer lists, documenting communal play before June 13.

The full timeline, metrics and sources are on the case page, or via the Pro API (https://howitspread.com/developers).

Canonical URL: https://howitspread.com/cases/immaculate-grid

Cite as: How It Spread (2026). “Immaculate Grid.” Case HIS-00939. Spread Score v1.2: 26/100. Updated 2026-10-17. https://howitspread.com/id/HIS-00939