La Diosa Suegra (The Goddess Mother in Law) is an expansion tile for El Mercado Azteca, published in limited edition to 20 tiles, that has been achieved only by voting in the "Spiel des Suegras" (A parody of "Spiel des Jahres" to choose the best game to play with your Mother in law) , organized by the Spanish blog "Gaming with my Suegra".

The Goddess Mother in Law, allows players to remove goods or cancel the action of the buyers of other players, increasing the interaction between players during the game.