C55 Red Moon Blood Blade

Sure enough, when Qiao Mao activated his blood energy and the Blade Intent Seed in his body, a reaction appeared on the altar. The rays of light on the altar lit up.

Although the light was not strong and blurry, the altar had already reacted, which meant that this method was indeed the way to open the altar.

Firstly, it required human blood and Qi. The blood of the Nether Clan was of no use