Arethra Rulqarn is a character appearing in early versions of Mount&Blade.
She is the only horse merchant in Warrider and very early versions of Mount&Blade, and can be found at Rulqarn Farm. Aside from selling horses, she can also be asked for rumors.
Trivia[]
While it is not stated anywhere, it can be assumed that Rulqarn Farm is owned by Arethra's entire family, rather than just by her alone.