The Bad Piggies (A.K.A. Pigs or Green Pigs) are the main antagonists in the Angry Birds series, who are constantly stealing their unhatched eggs, desiring to cook and eat them. In order to prevent the Birds from taking back their eggs, the King Pigcommands his army of pigs to construct many buildings and structures to keep the birds from reaching him.
All of the pigs are light green in color, and come in several variations. First, there is the basic pig that comes in three sizes, small, medium, and large. There are the pigs that wear helmets, referred to as Helmet Pigs, the second in command pig with a mustache called the Moustache Pig, and finally, their final boss, the King Pig.