You can swap out prepared spells for others that aid in exploring and surviving in wastelands.
Access to the Fire, Summer†, Sun, Travel, or Water domain.
You can use a spell slot currently occupied by a prepared spell that is not a domain spell to cast a spell of equal or lower level that appears on the following list:
| 0 | create water | House-rule Level 3 |
| 1 | cloak of shade | Sandstorm |
| 1 | endure elements | |
| 2 | hydrate | Sandstorm |
| 2 | resist energy. | |
| 3 | create food and water | |
| 3 | protection from dessication | Sandstorm |
| 3 | protection from energy | |
| 7 | control weather | |
| 6 | heroes’ feast | |