I want to put this sim in my household of sims with clearly defined goals as a counterweight. I first thought of putting someone evil there, but I had evil sims before. I'd rather give them this t...
I definitely think the 'snob' trait will serve the purpose you're after. I know that if it was me creating such a sim, I would go for the 'snob', 'materialistic' and 'lazy' traits.