How to remove your Grepolis account
From the FAQ: “If you ever wish to delete your account, you may do so by going to “Settings” and then to the “Delete Account” tab. You will need to enter your password to authorise the removal of the account. It takes approximately 7 days for the account to delete. However, it will only delete the account on the world you authorised it to. The account and progress on other worlds will remain intact.”
Helpful Trick: Removing online data
Helpful Trick: Remove third-party logins
If you signed up for Grepolis using a third-party login such as Facebook or Twitter, you probably want to revoke all access from Grepolis. Click here to find out how.