Iapyx is a divine horse that is part of the Wind divines.
You may ride him over plains to increase his wind strength or over mountains to increase his skills. The direction of the wind determines how many skills or wind strength points he earns. If the wind is from a certain direction, he may receive a skill bonus or a penalty for the current day.
Up until 3100 years old, as soon as the wind strength of Iapyx reaches 100 percent, he will generate a storm. Once the storm is over, you can win:
This horse cannot be sold.