---
type: lookup
id: bs-6d-61-69-6e-2e-62-73
asset: file-format-signatures
title: "6D 61 69 6E 2E 62 73 — File format magic numbers"
sources:
  - https://en.wikipedia.org/wiki/List_of_file_signatures
source_quote: "main.bs | 0 | mgw | Nintendo <https://en.wikipedia.org/wiki/Game_&_Watch> Game & Watch image file"
generated: true
verified: false
harvested: 2026-08-03
stale_after: 2027-08-03
hex_signature: "6D 61 69 6E 2E 62 73"
offset: "0"
extension: "bs"
format: "main.bs"
unverified_fields: hex_signature
---
**Hex signature:** 6D 61 69 6E 2E 62 73

**Offset:** 0

**Extension:** bs

**Format:** main.bs

> main.bs | 0 | mgw | Nintendo <https://en.wikipedia.org/wiki/Game_&_Watch> Game & Watch image file

Source: <https://en.wikipedia.org/wiki/List_of_file_signatures>