ok! ok! did you read the comics and how different are they from the games?
was he "grown up" from scratch by genetically modifing a oocyte and sperm or was he taken away from his parents as a child and then modified? if so, what about his parents?
why do the alien want the human race extinct?
and did any of the parties involved ever tried to solve their conflict diplomatically before the events on reach?
and a random trivial senseless question, prerpare to answer(or not)!:
when master chief has to go for 'number one' we all can agree that he just makes into his suit like every character in power armour or specialized suit and it will be filtered so he can drink it again.
but what about 'number two' ?
was masterchief genetically engineered to a point when he just can hold it indefinitely?
is he on a special diet?
or does his suit recylcle it to handy and tasty granola bars that give him power for the day?