In Inscryption's Act 2, players will have to battle against all four Scribe characters in order to continue onto Robotopia. But hidden in the basement of Grimora's level is the Bone Lord, an evil spirit that demands a sacrifice.
The Bone Lord appears more than once. Players can sacrifice some of the cards of Act 1 of Inscryption to the Bone Lord in order to earn boons, and his skull appears on the wall next to the squirrel holding the knife. If players click on his skull enough, his eyes will
Read more on gamerant.com