Any Air Encounter Table

Creature	Challenge Rating	d%
Brethedan	5	01-18
Raiju	5	19-35
Raiju, Kaenju	5	36-53
Air Elemental	5	54-70
Avoral Agathion	9	71-80
Cloud Dragon	13	81-86
Oma	16	87-92
Draconal Agathion	20	93-96
Tempest Behemoth	22	97-100