The Spirit Rhinoceros Bottle is one of the most commonly used magic artifacts in the Modern Method. It outstrips the Jade Slip in both capacity and stability, and its small size makes it convenient to carry. Most importantly, its low cost means a dozen can be bought with just a single Stone Spirit Qi.
The one Chen Feng threw out was a complimentary artifact from the Immortal Alliance Branch, which is given for free with each Law Gate exchange. However, it's the Spirit Sense within it that makes it of special value.
Ten thousand Merit, or the first layer of the Sword technique of the Mysterious Uncertainty Cloud Sword.
Chen Youjia very likely did it on purpose and didn't let Wang Qi out of his bind. Wang Qi could only move his elbow, gripping the Spirit Rhinoceros Bottle, "Are you serious?"
