God was offended by the impertinence of Jesse looking him right in the eye. Since Jesse's eyes didn't burn out like they were supposed to He took a more direct approach.
This God is something of a pretender, claiming to have power, wisdom, virtue He doesn't actually have.
This take goes back at least to the Gnostic idea of the Demiurge, the fallible creator who mucked up by creating a flawed material world in the first place, requiring redemption through an emissary of the higher "real God".
More recently, Philip Pullman's His Dark Materials has a God who is extremely dishonest about creation and deeply flawed.
That said, there are plenty of thoughtful critiques of his work that reach the conclusion that "Yep, Garth Ennis has issues." 🙂