HP:
"...This clearly destroys all personal accountability for any and all such intents or subsequent actions. God alone could be blamed or all the wickness perpetrated upon this universe..."
You must be talking of Islam, not of Calvinists. Man is accountable in Calvinism : All are sinners and all come short -completely short - of the righteousness of God. They are all accountable and must pay - all should go to hell - it's perfectly understandable.
Now comes the incomprehensible, the inexplainable, the DIVINE WONDER of grace - in Calvinism. I constantly FAIL to explain it, I know. But I also shall not stop trying, I know for I'm foreknown by Him, and therein finds total peace and security. You won't find this in either Islam or Arminianism ... in the last analysis which lie closest? You may have your free will, just like the Islam has