Congratulations on successfully linking your BANDAI NAMCO Entertainment America account with your Xbox Live Account! If you haven't linked your account yet, please follow the instructions to do so here.
To find your Golden Hyaenadon mount, follow these instructions:
1. Log in to any character on your account.
2. Press start to enter your game menu and select Bags.
3. Use the "RB (Right Bumper)" button to navigate over to the "Premium Items" tab.
4. Claim the Golden Hyaenodon! This will send the mount card to the "Consumables" tab of your bag!
5. Navigate to the consumables tab and hold the "A" button on your Golden Hyaenodon mount to add it to your character's stables!
6. The mount should then be available in the stables of all characters on your account!