Summoning game.
In the infinite world, they used summoning as a means to engage in cruel battles with other players.
This was the legendary story of a shameless guy who had obtained both the Dark Bible and the bloodline of the King of Ghosts. [Current scenario: The world view is based on the Prison Battleship series developed by Lilith Society. The background of the world view is the era of mankind’s exploration of the universe. The storyline of the Transdimensional Fortress will be added.