On top of being generally worse in terms of content (if only for layout), they also SEO heavily and derank any better wikis. The only two fandoms (ha) that have

On top of being generally worse in terms of content (if only for layout), they also SEO heavily and derank any better wikis. The only two fandoms (ha) that have had their independent wikis consistently rank higher I'm aware of are bulbapedia and fextralife.