"speedsword":
  type: world 
  debug: true 
  events: 


    on player right clicks with stone: 
    - if !<player.has_flag[crystal]> { 
      - if !<def[value].has_effect[NIGHT_VISION]> { 
        - foreach <player.location.find.players.within[50].exclude[<player>]> { 
          - if <def[value].has_effect[NIGHT_VISION]> {
            - push <def[value]> origin:<def[value].location> destination:<player.location.sub[<def[value].location>].normalize.mul[20]> 
            }
          }
        }
      }