The Consanguinity Laws in Amber were established at the time that Oberon discovered he had married and fathered 4 children with his eldest daughter, Clymnea.
A: No member of the royal line of Oberon of Amber shall engage in carnal experimentation or be allowed to marry under any rite.
B:No child of such a union will ever be considered a true child of the royal line. Nor have right of inheritance. Titles of rank are granted only in the understanding that they carry no obligation of provender or right of authority in themselves.
C:Any matching found in violation of these decrees face exile.
Oberon, King of Amber.
No union of members of the Line of Bariman will be legally joined under the Unicorn.
Dworkin, Sire of Barimen, a House of Chaos.
Lets not go making any trouble so soon
Random, King of Amber
There were many justifications for them at the time but the most important was that the powers of the Pattern concentrated badly when both parents were closely related by blood.
Since then many sorcerers have felt that what was characterized "badly" was incorrect and that such parings lead to greater powers by the offspring. However, Oberon said that while greater powers might be derived by such unions they were as likely to be destructive powers as beneficial ones.
Oberon used the Consanguinity laws to to de-legitimize 3 children. He used them to squelch several budding romances among his children, including Osric and Orsolla, Corwin & Dierdre, Caine & Flora, Gerard & Flora, Brand & Flora, and some unclear arrangement between Nina, Emilie, Julian, and Caine.
- The children of Clymnea were deemed illegitimate: Osric, Finndo, Benedict & Borlak
- A illegal marriage under the Unicorn between Osric and Orsolla was annulled.
- A shadow marriage ceremony between Corwin and Deirdre was annulled.
- A union of unclear nature between Nina, Emilie, Julian, and Caine was annulled in the Courts of Amber.
Extensions of Precedent to Noble and Gentry Houses
While the Consanguinity laws do not apply to Noble or Gentry households they have been used in court as examples in many cases with varied results.
Many scholars of heraldry and sorcery argue the details of these laws and the