Xehanort is the main antagonist of the Kingdom Hearts series, he appears in many forms.
- Young Xehanort is the original Xehanort who had power over time.
- Terra-Xehanort is Master Xehanort in control of Terra's body.
- Braig became host for a piece of Xehanort's heart prior to his battle with Aqua.
- Xigbar is a host for a piece of Xehanort's heart.
- Isa is a vessel for a piece of Xehanort's heart in Dream Drop Distance.