Playful Pony Playful Pony can be made in 7 different sizes. Included in the pattern are the following sizes: 10, 12, 14, 16, 18, 20, and 22 inch ponies. You can make a regular pony, a unicorn, a pegasus or an alicorn. What’s an alicorn? A winged unicorn You must create an account to purchase digital patterns.