What are arguments used in defending against a criminal indictment ?

There are 6 arguments that are used in cases where a person wants to defend themselves against criminal indictment. The first one is that the client did not do it. The second is that the client is insane and shouldn't stand trial. The third is that the client had a good excuse while the fourth is that the client had a good reason. The fifth is that the prosecutor cheated and that the case is fraudulent, while the sixth type of defense is commonly that the client was influenced by outside forces.