C1919 Opportunity

Crush some of the bones into pieces. Liu Xuan knew that these bones were all summoned by the men in black. Liu Xuan did not expect these people to know the summoning technique that was lost in the past.

Liu Xuan knew the summoning technique. It had been lost hundreds of years ago, but now, the men in black could summon it. At this moment, Liu Xuan saw an altar not far in front of him