In Classic Grief (aka 2020 style)

• Wear any block as a /hat
• Afk mode - /afk
•  Crafting table anywhere /workbench
•  Enderchest anywhere /ec
•  Sell more items in /market - 7
•  More /sethome points - 4
•  More /region claims - 2

In Modern Grief (aka Cetrine)

• Nice blue prefix in playerlist and chat
• 
Wear any block as a hat

• Open crafting table with a command

• Open enderchest with command (outside of pvp)

• Set your afk status

• Set 2 home points and claim 2 regions

• Sell up to 7 items on auction
  
  Rank will last 30 days from time of purchase