We need to use our intuition on this. I think they are archetype for US, our own skulls, our brains, the power in our bodies/brains. When a majority of us get OUR MINDS on the 13:20 coordinate, the Psi Bank will shift.
We ALWAYS get attached to talismans and project that THE THING has power. They are reminders that it IS US.
Synchronicity is the Source of Consciousness 