NARS Haedus is a cool duochrome with a frost finish that is discontinued and retails for $25.00. In comparison, Anastasia A1 (Norvina Mini Vol. 3) is a cool duochrome with a pearl finish that is limited edition and retails for $12.00.
Anastasia A1 (Norvina Mini Vol. 3) is 90% similar — it is less shimmery, lighter.