There is enough Alchemy Coal and Psi-Energy in the land to complete the questline.
It's also possible to disable the Cloud Traps one by one. When you use the Rune Eater, the rune paths get destroyed and you can collect Psi-Energy from them and make a new path to the next trap.
It's also possible to disable the Cloud Traps one by one. When you use the Rune Eater, the rune paths get destroyed and you can collect Psi-Energy from them and make a new path to the next trap.