Griseous Crystals can be used to change Giratina from its Altered Form to its Origin Form.
How to find them
How to use it
The Griseous Crystal can be used to change Giratina into its Origin Form. This can be done by giving a Giratina the item to hold and it will change forms. If the item is removed from the Giratina, it will revert to its Altered Form.
- Griseous Crystals are tradeable.