Makeup Geek Masquerade (Stroke of Midnight) is a warm green with a metallic finish that is limited edition and retails for $9.99. In comparison, L'Oreal Golden Emerald is a warm green with a frost finish that is permanent and retails for $7.99.
L'Oreal Golden Emerald is 90% similar — it is more shimmery, darker, brighter, cooler.