rewards.yml

end:                                      #These rewards will be executed when the arena ends. (including specs)
  examplereward:
    chance: 5                             #Chance 1 is 100% (1 out of 1), 4 would be 1 out of 4
    sender: CONSOLE                       #CONSOLE - the console will execute the command, PLAYER - the player will execute the command.
    command: testcommands                 #here goes the command. %player% will be replaced with the playername
win:                                      #These rewards will be executed for winning players.
  examplereward:
    chance: 5
    sender: CONSOLE
    command: testcommands
start:                                    #These rewards will be executed at the start.
  examplereward:
    chance: 5          
    sender: CONSOLE
    command: testcommands