name: Penny Candy - breed info: The Azteca horse was developed in Mexico in the 1970’s from Andalusian, Quarter Horse, and Criollo bloodlines. Horses may have a minimum of 3/8 to a maximum of 5/8 Andalusian or Quarter Horse blood. They may be up to 1/4 Criollo. Aztecas are small with a straight or slightly convex profile, well arched neck, developed shoulders, deep chest, short, strong back and muscular hindquarters. All solid colors are allowed.