[=] made the stats message to only show active challenges [+] ability to make custom named challenges add the below to you config

#custom challenge area
events:
  consumeevent:
    - consume
  blockbreakevent:
    - blockbreak
    - obsidian
  dropitemevent:
    - dropitem 
  fistevent:
    - fish 
  deathevent:
    - kill
  furnaceevent:
    - forge
  craftingevent:
    - craft
  damageevent:
    - damage
#also add in the main challenge list to enable
list:
  - 'obsidian'
obsidian:
  items:
    - 'OBSIDIAN'
  reward:
    - 'eco give %player% 10'
  min: 5
  max: 10
  message:
    challenge:
      - ' '
      - '                       &6&lRandomChallenge'
      - ' '
      - '&2&l[!] First Player to &cBreak &2&l%num% obsidian will win!!'
      - ' '
    winner: '&2&l%player% won the &cObsidian Rush&2&l challenge!!'
    bossbar: '&2&l[!] First Player to &cBreak &2&l%num% obsidian will win!!'
    none: '&c&lNo one won the &cObsidian Rush&2&l challenge!!'