Incubus OCs can be surprisingly versatile, but you see a few common threads. A lot of writers go for the reformed seducer, where the whole allure is watching this creature born to tempt wrestle with something deeper—maybe he falls for someone he can't just charm, or he's trying to break free from his own nature. It's that classic 'monster learning to be human' arc, and when done right, the tension between his predatory instincts and genuine affection is chef's kiss.
Then there's the role of the reluctant predator. This guy might be stuck in a pact or bound to someone, feeding out of necessity rather than desire, which creates a tragic, almost gothic romance vibe. He hates what he does, and the love interest becomes his anchor, his reason to resist. It's less about seduction and more about restraint, which can be way more emotionally charged.
Less common but super fun is the incubus as a political player or information broker in a supernatural court. His powers aren't just for the bedroom; they're a tool for manipulation, blackmail, or gathering secrets. The romance becomes a dangerous dance of trust and deception, where the question isn't just 'does he love me?' but 'is any of this real, or is it all a game?' I'm a sucker for that kind of morally grey complexity.