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

How to delete your Activision account

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

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

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

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