Chat commands
"Enter" = Toggles chat (default: Send message to allies only)
/all or "shift + enter" = Sends message to all players in the game
/help = Lists / commands and provides descriptions
/surrender = Starts vote for team surrender
/nosurrender = Votes against surrendering
/dance = Starts champion's dance sequence
/taunt = Plays champion's taunt track
/joke = Plays champion's joke track
/laugh = Plays champion's laugh track
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