Breakthrough

Rean immediately took all his Fallen Light Star Fragments out after that. At the same time, Roan also brought out the enormous door made of Life's Nemesis Rock. Each of the two had way more Light and Dark Element material than they needed, but at the very least, they wouldn't risk running out of them during the breakthrough.

Kentucky and Celis were a demon beast and a plant, respectively, so they didn't follow the same cultivation mechanics as the humanoid races. They didn't need catalysts at all. As long as the energy was enough, they could break through.