I was talking about this with a friend the other day. We got onto the topic of gods in fantasy and how a lot of stories treat them as either forces of nature or straightforward antagonists. What I find more interesting, and honestly harder to find, are stories that really dig into the moral calculus of living forever. Think about it – if you're functionally eternal, what does 'consequences' even mean? Your mistakes can ripple out for centuries, but you also have infinite time to maybe fix them, or to become completely detached. That's the core of what I look for.
A book that nailed this for me, in a really grim way, is 'The Invisible Life of Addie LaRue'. The antagonist, Luc, isn't a god in the traditional sense but he's an ancient, bored immortal who makes a cruel pact. His actions aren't about world domination; they're about the petty, profound cruelty of someone who has seen everything and feels nothing. The morality is in the quiet devastation – stealing a life not for power, but for a moment's amusement. It's chilling because it's so small-scale and personal, yet borne from an eternity of ennui.
On the flip side, there's Terry Pratchett's 'Small Gods', which is more satire but gets at a profound point. The god Om becomes powerless because belief is his currency. His actions, when he's diminished, are desperate and sometimes petty, raising questions about whether divinity is inherent or granted by the moral choices of believers. It's less about the god judging humanity and more about humanity judging the god, holding him accountable in a way that transcends his immortality. The book asks if a god can even be moral without a community to define that morality against.
For a really deep, almost philosophical dive, Roger Zelazny's 'Lord of Light' is the classic. The 'gods' are human colonists who use technology to grant themselves immortality and godlike powers over a new human society. The entire book is an ethical maze about playing god – is it moral to control a society's development, even if you think you're guiding it for its own good? The protagonist fights the system not with sheer power, but by introducing concepts like Buddhism to undermine their rigid, manipulative control. The morality is entirely wrapped up in the abuse of endless time and power over mortal lives.