After Sabrina solved the Family Secret, it was revealed that everyone in the Spellman Family has an evil twin. Sabrina met her evil twin, Katrina, who nearly pushed her into a volcano, and then tried to ruin Sabrina's life at least twice. However, it was never really explained what kind of twins Sabrina and Katrina were to each other? Were they sisters? Or were they look a like cousins? What do you think? What kind of twins do you think that Sabrina and Katina were to each other?

(References: Google Images- Katrina Spellman- Sabrina the Teenage Witch Wiki)