two kinds of malice recognized by law are
Malice (law) Malice is a legal term referring to a party's intention to do injury to another party. Malice is either expressed or implied. Malice is expressed when there is manifested a deliberate intention to unlawfully take away the life of a human being. Malice is implied when no considerable provocation appears, or when the circumstances attending the killing show an abandoned and malignant heart. Cal. Pen. Code ยง 188. Malice, in a legal sense, may be inferred from the evidence and imputed to the defendant, depending on the nature of the case.
Adversarial system The adversarial system or adversary system is a legal system used in the common law countries where two advocates represent their parties' case or position before an impartial person or group of people, usually a jury or judge, who attempt to determine the truth and pass judgment accordingly.[1][2][3] It is in contrast to the inquisitorial system used in some civil law systems (i.e. those deriving from Roman law or the Napoleonic code) where a judge investigates the case.