C148 Superassembly
As a result, besides letting his strength meet the requirements, Ye Haoxuan probably had to get a Spirit Profound Stone to level Loong Buxiang up. Although wanting a rare treasure like the Black Desire Egg was very helpful for Loong Buxiang's upgrades, its effects were far worse than the Spirit Profound Stone's. This was because the Spirit Profound Stone had a special Spiritual Force