skinshuffle

command /skinshuffle:
 permission: op
 aliases: /sksh
 trigger:
  add all players to {_shuffle::*}
  loop all players:
   set {_sh} to a random element out of {_shuffle::*}
   set loop-player's displayed skin to {_sh}'s skin
   remove {_sh} from {_shuffle::*}

command /skinreset:
 permission: op
 aliases: /skrs
 trigger:
  loop all players:
   set loop-player's displayed skin to loop-player's skin