Board Thread:Bloons Wiki and BTD News/@comment-82.5.162.199-20130826143016/@comment-65.184.243.77-20141005134919

If you get battle score/medals for playing with your friend, he could surrender and you get free battle score. Isn't that sort of cheap??? Also, you don't use any battle energy like you would in quick match. So you could do that over and over and over until you unlock everything.