The Orb of Thunder Bound Spell Power Level 4
The Orb of Thunder contains a powerful spell that wreaks turmoil in the air
The Orb of Thunder spell may be cast once per Empire Magic phase. The spell requires no Power dice to cast, all the power required is provided by the Orb itself and the spell will last until dispelled.
When the Orb of Thunder spell is in play, no flying creatures on the battlefield can use their ability to fly and will have to move on the ground at their normal Movement rate.