What is the best combat arms hack

the best combat arms hack is none of them its illegal and makes the game unfair and you will gradually become bored of winning all the time knowing you didnt play fair i know ive done it before ive stoped and told people to kill me till my kd is at 0.50 due to me getting to 2.54 from hacking i then 2 days later forgeting to delete it got a virus sorry bout the story lol