Allows you to change your nickname in-game. (Includes adding colours.)

This perk gives you access to the head database, a vast database of heads that can be used for decorating builds. You can also spawn player heads using /skull.

Allows you to change your gamemode to spectator, a useful asset in building. You can also change your gamemode to any other mode with this perk.

This perk gives you full access to WorldEdit with all of its functionalities.
Please note: If you have access to the Curated world and you buy this perk, a staff member will have to add that to you manually, so please let them know.