The two of them had engaged in a fierce battle to obtain the treasure. In the end, the Supreme Master successfully obtained the treasure.

Technically, the matter should have ended there. However, Umbrex had been practicing a technique at that time and urgently needed this treasure as an aid. Therefore, he had proposed a deal to exchange some treasures from his own possession for it.

However, the Supreme Master had refused several times. Eventually, due to the prolonged negotiation, Umbrex's technique failed. He resented the Supreme Master and vowed to seek revenge on him.

Thus, he decided to ambush the Supreme Master at his weakest moment. However, after listening to Celeste, he carefully observed the Supreme Master and indeed saw faint traces of a formation around him.

The formation was subtle and almost invisible without close examination. In addition, there were signs of spiritual power circulation in a few nearby places, suggesting the presence of killing moves.

Umbrex began t