MAC A Killing Smile is a neutral fuchsia with a satin finish that is limited edition and retails for $19.00. In comparison, Make Up For Ever Edgy Marmalade (306) is a neutral fuchsia with a satin finish that is permanent and retails for $23.00.
Make Up For Ever Edgy Marmalade (306) is 95% similar — it is less shimmery, darker.