God's 'mentality and morality' are NOT n question as you are not fit to judge that. Yes God can do anything He wants, He is God BUT He has made it faith a requirement because He wants people to truly believe Him. anyone can believe whenthey see the evidence but it takes another type of person to believe and follow when they only have His word.
Wow, he sounds like a horrible abusive bastard.
Why are you worshipping him?