When should I open golden chest Borderlands 3?

What Is a Golden Key? How to Obtain and Spend – Gearbox Entertainment Support

Should I start using my golden keys and diamond chests? Almost done with all quests including DLC content and side quests! : r/borderlands3

Tiny Tina Wonderlands Shift codes and skeleton keys

found the entrance for the inaccessible Gold Chest on the final level : r/riskofrain

How to get Golden Keys in Borderlands 3? - Borderlands 3 Guide

Chest Color Differences - Which Treasure Chest To Open

Lootable object, Borderlands Wiki

Golden Keys - Borderlands the Pre-Sequel Guide - IGN

Borderlands 3 Diamond Loot Chest - SHiFT Code, Golden Key