How to top-up MARVEL Mystic Mayhem Dreamstone?
Select the Dreamstone denomination.
Enter your User ID.
Check out and select your payment method.
Once payment made, MARVEL Mystic Mayhem Dreamstone will be credited to your account shortly.
How to find MARVEL Mystic Mayhem User ID?
Log in to the game using your account.
Tap for the "Avatar" icon. It's positioned at the Top-left corner of the game screen.
Your MARVEL Mystic User ID will be displayed.