#Pass your Battletag Details The maximum amount of gold coins you can have is 99,999 M (99,999,999,999) gold. The system will remove any excess gold. 1. Provide your BattleTag (must end with #number) and your in-game name. 2. Make sure your friends list still has an empty space. 3. Delivery time is 15 to 40 minutes. 4. Put any rare items on the exchange. 5. Activate the cross-platform option if you play on PS/Xbox 6. How to find your BattleTag in Diablo 4 PS/Xbox To add someone to your friends list from outside your platform, tap the Add a Friend button in the bottom right corner of the Social Menu. A pop-up window will reveal your own BattleTag.