User blog comment:Dominic1743/“The Trap” Discussion/@comment-74.132.82.188-20200119010843/@comment-3169324-20200121082323

If I understand the geometry of the room, he physically couldn't pass it to Dean, because he'd been knocked away behind some slot machines by God. Regardless, he was down on the floor, making it difficult to break something on the ground near God. Castiel himself couldn't use it because, as they discussed earlier, the person who will bear the Mark cannot use the sphere.