The fluctuations of the Void River soon subsided. Sario, who sensed the descent of the Northern Void River Will, hurriedly raised his right hand and issued the corresponding oath to the Northern Void River Will.
"I, Sario, represent the Northern Void River Civilization Alliance. Under the witness of the Northern Void River Will, I hereby transfer the civilization's knowledge to the Blood-Red King!"
"May the great Northern Void River Will witness the contract between both parties and supervise both sides in fulfilling their obligations and responsibilities!"
As the oath was spoken, an invisible connection instantly descended into Green and Sario's minds.
The contract had been established under the witness of the Northern Void River Will!
Whichever side violated the contract or played any little tricks would face the reckoning of the Northern Void River Will.
"Great Blood-Red King! Here is the relevant password!"
After confirming that the contract had been completed, Sario tossed the silver Third-Order Rubik's Cube in his hand toward the Blood-Red World where Green was located, with a White Rubik's Cube mixed in as well.
Clearly, the White Rubik's Cube was the Decoder containing the password.
The Crystal Wall of the Blood-Red World was like soft mud. After gently catching the two Rubik's Cubes, it slowly swallowed them inside.
"Good. Sario, the transaction is complete. I will fulfill my promise as well!"
On the Crystal Wall, after Green finished saying this, his face gradually disappeared.
Then, the Blood-Red World, which had originally been motionless, began to tremble slightly. A powerful force surged from its surface.
Propelled by this force, the Blood-Red World began advancing toward the upper reaches of the entire Northern Void River.
Watching this scene, Sario quietly breathed a sigh of relief.
Nothing had gone wrong with the transaction. For a middleman like him, that