Meaning of "Square Hammer" by Ghost

The lyrics of "Square Hammer" can be interpreted as an exploration of deals with the Devil and the idea of making sacrifices for personal gain. The song suggests that the person calling on the narrator is looking for some sort of power or assistance, possibly for malicious purposes. The repeated questioning of being "on the square" and "on the level" implies that the person is being challenged to prove their trustworthiness and commitment before the deal can proceed. The mention of hiding from the light and sacrificing nothing suggests that the person seeking help is willing to go to great lengths to achieve their desires without any personal cost. The hammering of the nails into a sacred coffin symbolizes sealing the deal with the Devil, implying that the consequences of their actions may be eternal. Overall, the lyrics portray a cautionary tale about making deals with the Devil and the importance of considering the morality and consequences of one's actions before seeking power or assistance.