Cannot delete Crittershape Quest Items after completing the quest that bestows them.

How to delete your Activision account

What to do if you accidentally deleted a mail instead of picking it up

You can delete your account before submitting a request to withdraw your personal information.

Information on World of Warcraft character data retention

How to resolve the error "There was a problem restoring your deleted character. Please try again later." 

Information about this error message

You can submit a request to delete your personal information after you have deleted your account.

What to do when you can't open a Loot-Filled Pumpkin

What to do if your WoW Classic character had the amulet but no longer does.