One common cause of SLUDGE is exposure to organophosphorus insecticides (including parathion, malathion, and diazinon) or nerve gas, such as sarin. These agents phosphorylate acetylcholinesterase, thereby irreversibly deactivating acetylcholinesterase and raising acetylcholine levels and causing SLUDGE.
Every stone grants different abilities to its owner. The Infinity Gems (previously known as Soul Gems) are some of the most powerful artifacts in the Universe. Each one allows its owner complete omnipotence over one aspect of the universe: time, space, reality, mind, power, and soul. When all six are directly wielded together, nothing is impossible for their bearer.
Black Gems. Black Gems are a type of gem that first appear in the Gemcraft Chapter 2: Chasing Shadows. The ability of the black gem is bloodbound, which used to be the ability of the red gem in Gemcraft: Labyrinth. The bloodbound effect in GC2 differs from the red gems of GCL.