if you are unsure if a horse has been special ore limited you can alway look it up in the toy animal wiki.
its on thel eft almost at the top of sts.
There horses are in the chinees new year boxes, they are special because of the numer and the boxes.
the rearing stallion also has a special color.
if you google them you will see they have been spread around the world, special but also available.
But nice you have them and welkom here