If you are having difficulty making an in-app purchase, then please try the following steps in the order listed:
- Close out DC Legends entirely
- Log out of/remove the Google Play Store on your device (this can be done from your device's Settings menu)
- Open DC Legends
- You will receive a prompt to log into the Google Play Store/your Google account
- You should now have your previous purchase, and be able to complete additional purchases
If these steps do not resolve the issue you are experiencing, then please reach out to Google's support for further assistance.