mezco toy in box want to sell or advice on value
 

i have a mezco dark carnival madam mortuus , it is in the box with the packaging inside with the bits of paper , took out the box maybe 2 or 3 times thats it , has the ''collectors model'' sticker on the top of the box, would like someone to give me a rough idea how much this is worth and maybe want to sell it if anyone interested.