nameplate_handler: 
    type: world 
    debug: true 
    events: 
        on player joins: 
        - wait 1t 
        - if <player.groups.contains[Default]> { 
          - adjust <player> name:<&7><player.name> 
        } else {
        - if <player.groups.contains[Adventurer]> { 
          - adjust <player> name:<&7><player.name> 
        }