Lucky perms placeholders help!

[Gonstober]

How do place holders work on here and how can i use custom ones if possible

 

[CreeperFace]

Use this plugin for luck perms placeholders https://cloudburstmc.org/resources/more-placeholders.214/
The list of all luck perms placeholders can be found here https://github.com/lucko/LuckPerms/wiki/Placeholders

Custom placeholders can be registered with PlaceholderAPI. See the developer section https://cloudburstmc.org/resources/placeholderapi.104/