Obsidian may refer to several things:
- Events
- Obsidian Worldwide Unity Festival, was a global event.
- Objects
- Obsidian North (Earth-38), an advanced technology company based in Buenos Aires on Earth-38.
- Obsidian North (Earth-Prime), an advanced technology company located in National City on Earth-Prime.
- Obsidian Platinum, is technology developed by Obsidian North that allows the user to enter into an augmented reality realm.