Natasha Denona Metallic Steel Blue (11M) is a cool blue with a pearl finish that is permanent in palette and retails for $29.00. In comparison, Fyrinnae Mermaid Masquerade is a cool teal with a frost finish that is permanent and retails for $8.50.
Fyrinnae Mermaid Masquerade is 85% similar — it is more shimmery, darker, warmer.