Helper
A Helper has limited powers, they cannot ban but can warn verbally or with a command as well as mute and kick. they are mostly here to help people out and stop trolls / keep people from tearing up the chat.
Builder
This role means you can help with building new stuff or fixing up current builds on the server
Content (Items, Mythicmobs)
As member of the content team you will help decide new content, changes and help create new items, mobs etc.