Rumble Battle

Rumble is a game which every player gets a random power up (speed, flaming sword etc.) every 30 seconds.

It's played with 4 teams maximum.

Commands:

• /start => Starts the game.
• /end => Ends the game
• /team => Lists the players in the team you're in
• /team [team-name] => Creates a team named [team-name] (you leave your current team automatically)
• /team [player-name] => Joins the team which player is in (you leave your current team automatically)
• /arena [arena-size] => Changes arena size to [arena-size] blocks
• /powerup [powerup-duration] => Changes powerup duration to [powerup-duration] seconds
• /duration [game-duration] => Changes game duration to [game-duration] seconds