CoLM Sphere

The Item
The CoLM Sphere is a healing item that can be obtained after beating CoLM. It is pretty useful for SoGGW if you are pursuing that next, or vice versa with the Goldfish. It is shown to be a sphere that changes its color to the 4 pillar colors of CoLM.

How to Obtain
Beat Exosus' Citadel of Lustrum Mechanica