If you have experience on playing in Sphere shard, you may know about mustang. The wild horses with pretty colours. We made them for those who cherish the memory of Sphere shard and would collect these horses.
You may discover them in somewhere. We currently have five types of mustang released. They have different rarity. They are attribute and ability are same as normal horse.

Bloody Mustang - Rarity: 5

Golden Mustang - Rarity: 4

Grey Mustang - Rarity: 3

Purple Mustang - Rarity: 2

Orange Mustang - Rarity: 1