Farmers can use the "instant grow up!" menu option to transform this foal into an adult version of itself. This menu option costs 36 cash.
- Main article: Horse Stable
The Nightmare can be stored in the Horse Stable. A Horse Stable can be harvested once every day. When harvesting a Horse Stable containing at least one Nightmare, players have a chance to find one Nightmare Foal*, Arborist, Farmhand, or 100 experience. Farmhands, Arborists, and experience go directly to the player's gift box. However, the Nightmare Foal may only be shared to the player's wall, where it may be adopted by the player's friends.
- Zynga considers the Nightmare a mare♀.Mares require the presence of at least 1 (one) stallion in the Horse Stable in order to produce a foal.
- Main article: Nursery Barn
The Nightmare Foal can be stored in the Nursery Barn. The Nursery Barn can be harvested every 1 day. Each time the Nursery Barn is harvested, in addition to currency, there is a chance that the Nightmare Foal contained within will transform into the Cream Mini Horse.