Abilities; control over chaos energy (basically everything but can't control what element or energy used by the power.
The reason the sword arm is incomplete is for the imbalance aesthetic.
The green in the chest is the eye of chaos; it's basically the lantern ring for chaos energy.
His chaos hound as I like to call it is just scraps I threw together later. It's not exactly a part of the main moc and was just thrown in.
Everything major (except spider legs, thighs, and wings) is custom built.