Is there any way to set specific data (like display name) in entity Ender Crystal? I am creating new faction plugin that will basic on faction's core that must be destroyed. I need to make any other ender crystal belong to specific faction. I want to basic on data of this entity like setting display name to tag of faction to specify if this endercrystal belongs to faction that player is in. Thanks for any help and sorry for my english - it is not my main language.