Chaos Realm

One of the many alternate dimensions (or "Realms") connected by Nihilitree

Absolutely nothing is predictable in this Realm, not even the laws of physics

Fantasy

David obtained Riftmaster's Gift while he and his father were still grieving for his mother, learned he could control reality, and fell into despair when he learned it couldn't bring her back. He wipes out Enigmatico and the power starts to overcome him. He starts doing whatever he wants just because he can, and the world quickly falls into chaos

David lost control when he learned his new power couldn't bring his mother back

Constantly changing

Magic didn't exist until Chaos Demon appeared

Varies depending on what appears out of nowhere