BG Extreme is a game mode where robots come out and you have to kill them , they drop health pack and ammo pack . After every round you will have to kill bosses :
Round 1 Boss : The round 1 boss is a robot which has the ability to go invisible but it isn't invincible you can still shoot it even though its invisible.
Round 2 Boss : The round 2 boss is a boss is a robot that is green and shoots missiles.
Round 3 Boss : The round 3 boss is a big buff robot that can only be killed by shooting him in the back , the way you do this is you have to run in circles till he loses you and freezes then you shoot his back you have to keep doing this till he dies .
Round 4 Boss : The round 4 boss is boss 1 , boss 2 , boss 3 against you and you have to kill all 3 to pass the level .
The Last Boss : Is a big boss that the only way you can kill him is when he is in attacking mode you will see a red circle where you have to shoot it as much as you can until he has his armour on .
Rewards :
Win the game = 20,000 euro ( only get it once )
1 Kill = 1 Exp
Pike Bomb ( 7 days )
Barrett barbados ( 1 - 30 days or perm )
Zonda Bat ( 1-30 days or perm ).