Machinist Lunchboxes Should Match Weapons - It is WAY past time.

[Iscah]

[Being a unique custom-made item] is not enough justification. Since the exterior could be easily modified by anyone.

It does mean there's no reason to find a matching custom case for it alongside the antique gun you found in a dungeon. It's a newly-invented device designed to augment pre-existing guns.

If you have a dyeable weapon, the case does change colour to match.