Xenoblade Chronicles 3: Switch 2 Edition - Locations
The regions and key landmarks of Aionios, the fused world of Xenoblade Chronicles 3. From the war-torn colonies of Keves and Agnus to the colossal Great Sword that anchors the story, each area combines open-world exploration with the game's distinctive weather, wildlife, and flaming seals that gate...
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of 9 entries
· updated 2026-09-15
| Name | Type | Description | Region | Points Of Interest |
|---|---|---|---|---|
| Aetia Region | Starting Region | The verdant opening region of the game and the territory of the Keves army. | Aionios (Keves heartland) | Colony 9 Crusher's Nest The starting Interlink awakening site Keves military camps |
| Colony 9 | Colony Settlement | The Keves colony where Noah, Eunie, and Lanz begin their service. | Aetia Region | The Colony's Flame Clock Quarters and the barracks Noah's home base early in the campaign |
| Fornis Region | Open Region | A vast, sun-baked region of deserts, badlands, and sweeping plains crossed by travelling colonies on the move. | Aionios | Travelling Keves and Agnus colonies Desert ruins and crags The Swordmarch approach |
| Pentelas Region | Swampland Region | A damp, misty region of swamps, waterfalls, and overgrown woodland that holds one of the game's central mysteries. | Aionios | Swamp-fed colonies Waterfall caverns Ancient ruins near the Flana cut |
| Erythia Sea | Ocean Region | A sprawling sea dotted with small islands and floating ruins, explored by boat and on foot across its shallows. | Aionios | Island colonies and crags Ruins half-sunk beneath the tide Underwater and coastal exploration zones |
| Swordmarch Region | Final Frontier | The harsh, snow-dusted frontier leading toward the campaign's climax. | Aionios | Frozen highland passes Moebius strongholds The approaches to the final act |
| The Great Sword | Landmark | The colossal, shattered blade that towers over the world and serves as the visual and narrative anchor of Xenoblade Chronicles 3. | Central Aionios | The sword's striking landmark silhouette Key story-reveal interiors Cataclysmic history of the world |
| The City | Hidden Settlement | A hidden, free-willed settlement where humans live outside the Flame Clock system, unbound from forced service to the war. | Aionios | Free human community outside the war Clues to the world's true history Pivotal late-game story hub |
| Origin | Core Location | The ancient core construct that underpins the world and the site of the campaign's final battles. | Deep within Aionios | The world's central construct The final boss encounter Resolution of the trilogy's mystery |
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