(1) Nothing in this Code prevents a Court from mitigating an offender's sentence by taking into account any such matters as, in the opinion of the Court, are relevant in mitigation.
(2) Without prejudice to the generality of subsection (1), nothing in this Code prevents a Court—
(a) from mitigating any penalty included in an offender's sentence by taking into account any other penalty included in that sentence; or
(b) in the case of an offender who is convicted of more than one offence, from mitigating the offender's sentence by applying any rule of law as to the totality of sentences.
(3) Nothing in this Code—
(a) requires a Court to pass a custodial sentence, or any particular custodial sentence, on a mentally disordered offender; or
(b) restricts any power which enables a Court to deal with a mentally disordered offender in the manner the Court considers to be most appropriate in all the circumstances.