can use ai soccer mode algorithm for battle capture the flag mode
additional
red team vs blue team
(1).red team random 1-2 kart collect blue
(2).red team random 2-3 kart Defence at (1)
(3).red team collect blue flag at (1)
(4).if hasflag=1 red team go to red flag at (1)
(5).remainder red kart team play normal battle