Horses for 1 coin
Horses are sold in player shops for 1 coin each if they have starved for 3 game years/36 real days. Players also sell horses for 1 coin if they dont have time to level them to level 5 when they can be sold to the market. To find these horses go to the binoculars - find horses - price lower than 2 coins.
Links:hungry find horse

Note: Magic horses will not automatically be sold.