Answer: A good and nice king.
Explanation: He will be a good king and judge fairly and also stay away from shedding innocent blood because he has a good sense of judgement with amiable good character. The specific information that supports this inference is that in line 127-129 malcolm said “let’s not consort with them, to show an unfelt sorrow in an office which the false man does easy.” He doesn’t want to join the others because he presumes one of them killed Duncan