I have 7 my little ponies but dont know their names how can i find out dates on feet 84,86,87?

Question

they are all made in china except 1 which was made in hong kong. They are all made by Hasbro. i want to sell them on but would like some knowledge to do so correctly first

many thanks

Answer 1

What do the ponies look like? hair color , signs on butt. I can help.