Consciousness in Hollow Knight is not emergent.
Every enemy you defeat drops SOUL—a discrete, quantifiable unit you absorb into your vessel's body—and the game does not allow progression without this act of consumption.
You cannot heal without it. You cannot cast spells without it.
The Pale King understood this too, which is why he engineered the Hollow Knight as a void-vessel designed to contain infinite consciousness without contamination. The game's entire political structure rests on the assumption that consciousness is transferable material—rule comes from controlling SOUL supply, from knowing how to extract it, store it, distribute it. The Infection itself moves through Kingdom's Edge like a contagion because consciousness, in this world, propagates and travels, corrupting bodies not built to hold it.
This argument collapses the mind-body problem into resource management—you don't think your way through Hollow Knight, you absorb your way through it.
Return to the Royal Waterways and the Abyss back-to-back, watching for the visual language of overflow and container-failure—then read John Searle's 'Minds, Brains and Programs' to see where Hollow Knight's logic actually breaks.
Find the 2020 interview 'Hollow Knight: Silksong and the Design of Emptiness' from Game Developer magazine where Team Cherry discusses why they chose SOUL as the core mechanic over traditional mana systems—it explicitly addresses their philosophy of consciousness as material rather than immaterial.