Breathe Water

Power: 1
Casting Time: 1 minute
Range: Touch
Target: Creatures touched
Duration: Special
Provokes: Disrupt Ritual

You grant yourself, and a number of creatures in addition to yourself equal to your Spellcasting attribute, the ability to breathe underwater. However, the targets of this spell lose the ability to breathe air. Any single creature can choose to end this spell prematurely on themselves alone, simply by trying to breathe air. Otherwise, the spell will last indefinitely.