Keith Kogane in x reader AUs is often portrayed as this beautifully complex mix of loyalty and emotional intensity, wrapped in a 'lone wolf' exterior that slowly melts away for the right person. Writers love playing up his guarded nature at first—those walls built from years of feeling like an outsider—but then letting the reader character chip away at them through shared missions, late-night talks, or even just stubbornly sticking by his side. What really gets me is how his protectiveness manifests; it’s never overly sweet, more like gruff gestures (throwing his jacket at you when you’re cold) or subtly positioning himself between you and danger.
Another layer I adore is his competitive streak translating into playful banter or rivalry-turned-tenderness. Some AUs dive into Galra heritage angst beautifully, weaving in themes of identity and acceptance, while others focus on his piloting skills as a way to bond—teaching you to fly or pulling reckless stunts to make you laugh. The best fics balance his sharp edges with moments where he’s unexpectedly soft, like tracing scars he’d never admit he memorized.