Monsters Invading, Pacific Rim

From the time he learned about the Arcana trees, Ling Jiu had suspected that the mysterious energy produced by the Arcana trees had something to do with the Dark Bio-energy.

The least he expected was the mysterious energy being a downgraded Dark Bio-energy.

"I still have a question," Ling Jiu said. "How should I plant the Arcana trees so that they will grow faster and survive better?"