Brutus was also his best friend and Brutus never had a doubt in his mind that his best friend couldn’t rule Rome. The play was full of hatred too, this all started because of hatred and that no one would believe Ceasar could rule Rome.
I would say Caesar is a tragic hero, because he has flaws and sooner than later those flaws end up getting him killed. In the story his flaw would be trusting people too easily and also being hard headed. For example, when told he shouldn’t go to the capital because he would be killed Caesar still goes because he doesn’t want to look cowardly. Caesar doesn’t question people's actions as much as he should.
Caesar is also the a Antagonist at times because he goes against Brutus when Caesar really only cares about himself and leaves his best friend. He is also very arrogant, in the beginning he says, “and for I am Caesar”, usually people who are arrogant talk in the third person. But, arrogance doesn’t make you a bad person, it may make you annoying and self