C1619 Nirvana Demonfire

The sky darkened. It was the first time he used the formation he had cultivated, the Fa Tian Grounds. It was a place where endless formation pattern interweaved to form a world, like a treasury of formations.

Endless amounts of formation pattern could weave and weave to form Killing Array s. Countless formation pattern rushed out from the dark sky's array Fa Tian's ground