Snowflake now has its own pair of alleles (SN) instead of being part of leopard/blanket. This gene is available for all breeds that have blanket.

Leopard pattern now comes in two forms. The one you already know, and the 'marble' pattern.

Sabino (SB) was also added and it is available for the magic horses and several regular breeds that recognize sabino.
Following breeds can have the SB genes:
American Bashkir Curly, American Miniature Horse, American Paint Horse, American Saddlebred, American Warmblood, Anglo Arab, Arabian, Assateague Pony, Choctaw Pony, Clydesdale, Drum Horse, Egyptian Arabian, Falabella, Finnhorse, Gypsy Vanner, Hinny, Irish Sport Horse, Missouri Fox Trotter, Morab, Morgan Horse, Mustang, National Show Horse, Oldenburg, Paso Fino, Polish Arabian, Quarab, Shetland Pony, Spanish Arabian, Standardbred, Tennessee Walking Horse, Thoroughbred, Trakehner, Walkaloosa, Welara, Pony of the Americas, Pintaloosa, Pegasus, Unipeg, Marwari, Hackney Horse, Hackney Pony, Zony, Zorse, Zonkey, Thestral, Phestral, Flutura, Papillon